{"url":"http://public2.vulnerablecode.io/api/packages/583501?format=json","purl":"pkg:deb/debian/ckeditor@4.19.1%2Bdfsg-1","type":"deb","namespace":"debian","name":"ckeditor","version":"4.19.1+dfsg-1","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":null,"latest_non_vulnerable_version":null,"affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/16848?format=json","vulnerability_id":"VCID-k7qp-c6vp-sqbg","summary":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')\nCKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability has been discovered affecting Iframe Dialog and Media Embed packages. The vulnerability may trigger a JavaScript code after fulfilling special conditions: using one of the affected packages on a web page with missing proper Content Security Policy configuration; initializing the editor on an element and using an element other than `<textarea>` as a base; and destroying the editor instance. This vulnerability might affect a small percentage of integrators that depend on dynamic editor initialization/destroy mechanism. A fix is available in CKEditor4 version 4.21.0. In some rare cases, a security fix may be considered a breaking change. Starting from version 4.21.0, the Iframe Dialog plugin applies the `sandbox` attribute by default, which restricts JavaScript code execution in the iframe element. To change this behavior, configure the `config.iframe_attributes` option. Also starting from version 4.21.0, the Media Embed plugin regenerates the entire content of the embed widget by default. To change this behavior, configure the `config.embed_keepOriginalContent` option. Those who choose to enable either of the more permissive options or who cannot upgrade to a patched version should properly configure Content Security Policy to avoid any potential security issues that may arise from embedding iframe elements on their web page.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-28439","reference_id":"","reference_type":"","scores":[{"value":"0.0031","scoring_system":"epss","scoring_elements":"0.5411","published_at":"2026-04-02T12:55:00Z"},{"value":"0.0031","scoring_system":"epss","scoring_elements":"0.54139","published_at":"2026-04-04T12:55:00Z"},{"value":"0.0031","scoring_system":"epss","scoring_elements":"0.54115","published_at":"2026-04-07T12:55:00Z"},{"value":"0.0031","scoring_system":"epss","scoring_elements":"0.54166","published_at":"2026-04-08T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58214","published_at":"2026-04-12T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58235","published_at":"2026-05-09T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58174","published_at":"2026-05-07T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58131","published_at":"2026-05-05T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58183","published_at":"2026-04-26T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58169","published_at":"2026-04-29T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58204","published_at":"2026-04-21T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58229","published_at":"2026-04-18T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58226","published_at":"2026-04-16T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58186","published_at":"2026-05-11T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58215","published_at":"2026-05-12T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58194","published_at":"2026-04-13T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58221","published_at":"2026-04-09T12:55:00Z"},{"value":"0.0036","scoring_system":"epss","scoring_elements":"0.58238","published_at":"2026-04-11T12:55:00Z"},{"value":"0.0054","scoring_system":"epss","scoring_elements":"0.67795","published_at":"2026-05-14T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-28439"},{"reference_url":"https://ckeditor.com/cke4/addon/embed","reference_id":"","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://ckeditor.com/cke4/addon/embed"},{"reference_url":"https://ckeditor.com/cke4/addon/iframe","reference_id":"","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://ckeditor.com/cke4/addon/iframe"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28439","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28439"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1034481","reference_id":"1034481","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1034481"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059301","reference_id":"1059301","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059301"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28439","reference_id":"CVE-2023-28439","reference_type":"","scores":[],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28439"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-vh5c-xwqv-cv9g","reference_id":"GHSA-vh5c-xwqv-cv9g","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-vh5c-xwqv-cv9g"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GWKG2VCPJNETVCDTXU4X6FQ2PO6XCNGN/","reference_id":"GWKG2VCPJNETVCDTXU4X6FQ2PO6XCNGN","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GWKG2VCPJNETVCDTXU4X6FQ2PO6XCNGN/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4ODGOW6PYVOXHQSMWJBOCE6DXWAI33W/","reference_id":"L4ODGOW6PYVOXHQSMWJBOCE6DXWAI33W","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4ODGOW6PYVOXHQSMWJBOCE6DXWAI33W/"},{"reference_url":"https://usn.ubuntu.com/7258-1/","reference_id":"USN-7258-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7258-1/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VCYKD3JZWWA3ESOZG4PHJJEXT4EYIUIQ/","reference_id":"VCYKD3JZWWA3ESOZG4PHJJEXT4EYIUIQ","reference_type":"","scores":[{"value":"4.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:09:11Z/"}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VCYKD3JZWWA3ESOZG4PHJJEXT4EYIUIQ/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/584634?format=json","purl":"pkg:deb/debian/ckeditor@4.22.1%2Bdfsg1-2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-3tqv-ppue-57fr"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.22.1%252Bdfsg1-2"}],"aliases":["CVE-2023-28439","GHSA-vh5c-xwqv-cv9g"],"risk_score":2.1,"exploitability":"0.5","weighted_severity":"4.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-k7qp-c6vp-sqbg"}],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/11029?format=json","vulnerability_id":"VCID-17pr-6guy-53ge","summary":"Cross-site Scripting\nckeditor is an open source WYSIWYG HTML editor with rich content support. A vulnerability has been discovered in the clipboard Widget plugin if used alongside the undo feature. The vulnerability allows a user to abuse undo functionality using malformed widget HTML, which could result in executing JavaScript code. It affects all users using the CKEditor 4 plugins listed above at The problem has been recognized and patched. The fix will be available","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-32808","reference_id":"","reference_type":"","scores":[{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80208","published_at":"2026-04-13T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80396","published_at":"2026-05-14T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80156","published_at":"2026-04-01T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80213","published_at":"2026-04-12T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80163","published_at":"2026-04-02T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80182","published_at":"2026-04-04T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80171","published_at":"2026-04-07T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80199","published_at":"2026-04-08T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80227","published_at":"2026-04-11T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80355","published_at":"2026-05-12T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80339","published_at":"2026-05-11T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80343","published_at":"2026-05-09T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80327","published_at":"2026-05-07T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80305","published_at":"2026-05-05T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80289","published_at":"2026-04-29T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80274","published_at":"2026-04-26T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80267","published_at":"2026-04-24T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80241","published_at":"2026-04-21T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80238","published_at":"2026-04-18T12:55:00Z"},{"value":"0.01368","scoring_system":"epss","scoring_elements":"0.80236","published_at":"2026-04-16T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-32808"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32808","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32808"},{"reference_url":"https://github.com/ckeditor/ckeditor4","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4"},{"reference_url":"https://github.com/ckeditor/ckeditor4/releases/tag/4.16.2","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/releases/tag/4.16.2"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-6226-h7ff-ch6c","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3","scoring_elements":""},{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-6226-h7ff-ch6c"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD/"},{"reference_url":"https://www.oracle.com/security-alerts/cpujan2022.html","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"reference_url":"https://www.oracle.com/security-alerts/cpuoct2021.html","reference_id":"","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpuoct2021.html"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=992292","reference_id":"992292","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=992292"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32808","reference_id":"CVE-2021-32808","reference_type":"","scores":[{"value":"7.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32808"},{"reference_url":"https://github.com/advisories/GHSA-6226-h7ff-ch6c","reference_id":"GHSA-6226-h7ff-ch6c","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-6226-h7ff-ch6c"},{"reference_url":"https://usn.ubuntu.com/5340-1/","reference_id":"USN-5340-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5340-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/583501?format=json","purl":"pkg:deb/debian/ckeditor@4.19.1%2Bdfsg-1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-k7qp-c6vp-sqbg"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.19.1%252Bdfsg-1"}],"aliases":["CVE-2021-32808","GHSA-6226-h7ff-ch6c"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-17pr-6guy-53ge"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/11581?format=json","vulnerability_id":"VCID-4x92-vapt-n7dz","summary":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')\nCKEditor4 is an open source WYSIWYG HTML editor. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at The problem has been recognized and patched.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-41165","reference_id":"","reference_type":"","scores":[{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30366","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30037","published_at":"2026-05-14T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.29963","published_at":"2026-05-12T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30506","published_at":"2026-04-02T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30552","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30362","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30422","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30456","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30459","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30415","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30384","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.29942","published_at":"2026-05-11T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30012","published_at":"2026-05-09T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30003","published_at":"2026-05-07T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.29931","published_at":"2026-05-05T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30068","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30145","published_at":"2026-04-26T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.3026","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30321","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30478","published_at":"2026-04-01T12:55:00Z"},{"value":"0.00117","scoring_system":"epss","scoring_elements":"0.30364","published_at":"2026-04-18T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-41165"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41165","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41165"},{"reference_url":"https://github.com/ckeditor/ckeditor4","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4"},{"reference_url":"https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417"},{"reference_url":"https://www.drupal.org/sa-core-2021-011","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.drupal.org/sa-core-2021-011"},{"reference_url":"https://www.oracle.com/security-alerts/cpuapr2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"reference_url":"https://www.oracle.com/security-alerts/cpujan2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"reference_url":"https://www.oracle.com/security-alerts/cpujul2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015217","reference_id":"1015217","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015217"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=999909","reference_id":"999909","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=999909"},{"reference_url":"https://security.archlinux.org/AVG-2565","reference_id":"AVG-2565","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2565"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41165","reference_id":"CVE-2021-41165","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41165"},{"reference_url":"https://github.com/advisories/GHSA-7h26-63m7-qhf2","reference_id":"GHSA-7h26-63m7-qhf2","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-7h26-63m7-qhf2"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7h26-63m7-qhf2","reference_id":"GHSA-7h26-63m7-qhf2","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3","scoring_elements":""},{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7h26-63m7-qhf2"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/583501?format=json","purl":"pkg:deb/debian/ckeditor@4.19.1%2Bdfsg-1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-k7qp-c6vp-sqbg"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.19.1%252Bdfsg-1"}],"aliases":["CVE-2021-41165","GHSA-7h26-63m7-qhf2"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-4x92-vapt-n7dz"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/11584?format=json","vulnerability_id":"VCID-8hvk-a5es-v3e4","summary":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')\nCKEditor4 is an open source WYSIWYG HTML editor. The vulnerability allowed to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-41164","reference_id":"","reference_type":"","scores":[{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22783","published_at":"2026-04-01T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22754","published_at":"2026-05-14T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22677","published_at":"2026-05-12T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22661","published_at":"2026-05-11T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22693","published_at":"2026-05-09T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22613","published_at":"2026-05-07T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22531","published_at":"2026-05-05T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22635","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.2264","published_at":"2026-04-26T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22647","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22811","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22851","published_at":"2026-04-18T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22857","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22843","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.229","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22936","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22916","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22863","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22789","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22997","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00076","scoring_system":"epss","scoring_elements":"0.22953","published_at":"2026-04-02T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-41164"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41164","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41164"},{"reference_url":"https://github.com/ckeditor/ckeditor4","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4"},{"reference_url":"https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP/"},{"reference_url":"https://www.drupal.org/sa-core-2021-011","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.drupal.org/sa-core-2021-011"},{"reference_url":"https://www.oracle.com/security-alerts/cpuapr2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"reference_url":"https://www.oracle.com/security-alerts/cpujan2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"reference_url":"https://www.oracle.com/security-alerts/cpujul2022.html","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=999909","reference_id":"999909","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=999909"},{"reference_url":"https://security.archlinux.org/AVG-2565","reference_id":"AVG-2565","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2565"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41164","reference_id":"CVE-2021-41164","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41164"},{"reference_url":"https://github.com/advisories/GHSA-pvmx-g8h5-cprj","reference_id":"GHSA-pvmx-g8h5-cprj","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-pvmx-g8h5-cprj"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj","reference_id":"GHSA-pvmx-g8h5-cprj","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv3","scoring_elements":""},{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/583501?format=json","purl":"pkg:deb/debian/ckeditor@4.19.1%2Bdfsg-1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-k7qp-c6vp-sqbg"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.19.1%252Bdfsg-1"}],"aliases":["CVE-2021-41164","GHSA-pvmx-g8h5-cprj"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-8hvk-a5es-v3e4"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/11030?format=json","vulnerability_id":"VCID-sd2a-hmu2-wbax","summary":"Code Injection\nckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEdit The vulnerability allowed to abuse paste functionality using malformed HTML, which could result in injecting arbitrary HTML into the editor.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-32809","reference_id":"","reference_type":"","scores":[{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46583","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46565","published_at":"2026-05-14T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46495","published_at":"2026-05-12T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46463","published_at":"2026-05-11T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46518","published_at":"2026-05-09T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46497","published_at":"2026-05-07T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46433","published_at":"2026-05-05T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46528","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46577","published_at":"2026-04-26T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46566","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46584","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.46637","published_at":"2026-04-18T12:55:00Z"},{"value":"0.00236","scoring_system":"epss","scoring_elements":"0.4664","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.552","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55217","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55236","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55224","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55075","published_at":"2026-04-01T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55175","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00321","scoring_system":"epss","scoring_elements":"0.55176","published_at":"2026-04-02T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-32809"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32809","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32809"},{"reference_url":"https://github.com/ckeditor/ckeditor4","reference_id":"","reference_type":"","scores":[{"value":"4.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7889-rm5j-hpgg","reference_id":"","reference_type":"","scores":[{"value":"4.6","scoring_system":"cvssv3","scoring_elements":""},{"value":"4.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7889-rm5j-hpgg"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T","reference_id":"","reference_type":"","scores":[{"value":"4.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW","reference_id":"","reference_type":"","scores":[{"value":"4.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr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Neutralization of Input During Web Page Generation ('Cross-site Scripting')\nCKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4 prior to version 4.18.0. The vulnerability allows someone to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code. This problem has been patched in version 4.18.0. There are currently no known 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Scripting\nckeditor is an open source WYSIWYG HTML editor with rich content support. 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It affects all users using the CKEditor 4 plugins listed above at The problem has been recognized and patched.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-37695","reference_id":"","reference_type":"","scores":[{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72889","published_at":"2026-04-08T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.7308","published_at":"2026-05-14T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72911","published_at":"2026-04-12T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72849","published_at":"2026-04-01T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72928","published_at":"2026-04-11T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72856","published_at":"2026-04-02T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72876","published_at":"2026-04-04T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72851","published_at":"2026-04-07T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72903","published_at":"2026-04-09T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.73028","published_at":"2026-05-12T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.73004","published_at":"2026-05-11T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.73043","published_at":"2026-05-09T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.73018","published_at":"2026-05-07T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72991","published_at":"2026-05-05T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72997","published_at":"2026-04-29T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72999","published_at":"2026-04-26T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72989","published_at":"2026-04-24T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72948","published_at":"2026-04-21T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72955","published_at":"2026-04-18T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72945","published_at":"2026-04-16T12:55:00Z"},{"value":"0.0074","scoring_system":"epss","scoring_elements":"0.72904","published_at":"2026-04-13T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-37695"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37695","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37695"},{"reference_url":"https://github.com/ckeditor/ckeditor4","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4"},{"reference_url":"https://github.com/ckeditor/ckeditor4/commit/de3c001540715f9c3801aaa38a1917de46cfcf58","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/commit/de3c001540715f9c3801aaa38a1917de46cfcf58"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-m94c-37g6-cjhc","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3","scoring_elements":""},{"value":"7.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-m94c-37g6-cjhc"},{"reference_url":"https://lists.debian.org/debian-lts-announce/2021/11/msg00007.html","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.debian.org/debian-lts-announce/2021/11/msg00007.html"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T"},{"reference_url":"https://lists.fedoraproject.o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Input Validation\nCKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-24729","reference_id":"","reference_type":"","scores":[{"value":"0.00843","scoring_system":"epss","scoring_elements":"0.74879","published_at":"2026-05-12T12:55:00Z"},{"value":"0.00843","scoring_system":"epss","scoring_elements":"0.74834","published_at":"2026-05-05T12:55:00Z"},{"value":"0.00843","scoring_system":"epss","scoring_elements":"0.74863","published_at":"2026-05-07T12:55:00Z"},{"value":"0.00843","scoring_system":"epss","scoring_elements":"0.74888","published_at":"2026-05-09T12:55:00Z"},{"value":"0.00843","scoring_system":"epss","scoring_elements":"0.74861","published_at":"2026-05-11T12:55:00Z"},{"value":"0.00845","scoring_system":"epss","scoring_elements":"0.74849","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00845","scoring_system":"epss","scoring_elements":"0.74856","published_at":"2026-04-26T12:55:00Z"},{"value":"0.00845","scoring_system":"epss","scoring_elements":"0.7486","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00845","scoring_system":"epss","scoring_elements":"0.74813","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.75029","published_at":"2026-04-18T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74944","published_at":"2026-04-02T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74973","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74949","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74983","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74995","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.75017","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74996","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.74986","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00857","scoring_system":"epss","scoring_elements":"0.75022","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00944","scoring_system":"epss","scoring_elements":"0.76469","published_at":"2026-05-14T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-24729"},{"reference_url":"https://ckeditor.com/cke4/release/CKEditor-4.18.0","reference_id":"","reference_type":"","scores":[],"url":"https://ckeditor.com/cke4/release/CKEditor-4.18.0"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24729","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24729"},{"reference_url":"https://www.drupal.org/sa-core-2022-005","reference_id":"","reference_type":"","scores":[],"url":"https://www.drupal.org/sa-core-2022-005"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24729","reference_id":"CVE-2022-24729","reference_type":"","scores":[],"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24729"},{"reference_url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hh","reference_id":"GHSA-f6rf-9m92-x2hh","reference_type":"","scores":[],"url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hh"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/583501?format=json","purl":"pkg:deb/debian/ckeditor@4.19.1%2Bdfsg-1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-k7qp-c6vp-sqbg"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.19.1%252Bdfsg-1"}],"aliases":["CVE-2022-24729","GHSA-f6rf-9m92-x2hh"],"risk_score":null,"exploitability":"0.5","weighted_severity":"0.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-xhp7-kqdk-tfeu"}],"risk_score":"2.1","resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/ckeditor@4.19.1%252Bdfsg-1"}