{"url":"http://public2.vulnerablecode.io/api/packages/957171?format=json","purl":"pkg:npm/%40ckeditor/ckeditor5-html-support@46.0.0-alpha.2","type":"npm","namespace":"@ckeditor","name":"ckeditor5-html-support","version":"46.0.0-alpha.2","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"47.6.0","latest_non_vulnerable_version":"47.6.0","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/69368?format=json","vulnerability_id":"VCID-7h8d-3rvp-8bd4","summary":"CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. Starting in version 29.0.0 and prior to version 47.6.0, a cross-site scripting (XSS) vulnerability has been discovered in the General HTML Support feature. This vulnerability could be triggered by inserting specially crafted markup, leading to unauthorized JavaScript code execution, if the editor instance used an unsafe General HTML Support configuration. This issue has been patched in version 47.6.0.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-28343","reference_id":"","reference_type":"","scores":[{"value":"0.00049","scoring_system":"epss","scoring_elements":"0.15798","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-28343"},{"reference_url":"https://github.com/ckeditor/ckeditor5","reference_id":"","reference_type":"","scores":[{"value":"6.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/ckeditor/ckeditor5"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28343","reference_id":"CVE-2026-28343","reference_type":"","scores":[{"value":"6.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28343"},{"reference_url":"https://github.com/advisories/GHSA-jrqm-vmqc-gm93","reference_id":"GHSA-jrqm-vmqc-gm93","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-jrqm-vmqc-gm93"},{"reference_url":"https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-jrqm-vmqc-gm93","reference_id":"GHSA-jrqm-vmqc-gm93","reference_type":"","scores":[{"value":"6.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-06T17:56:09Z/"}],"url":"https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-jrqm-vmqc-gm93"},{"reference_url":"https://github.com/ckeditor/ckeditor5/releases/tag/v29.0.0","reference_id":"v29.0.0","reference_type":"","scores":[{"value":"6.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-06T17:56:09Z/"}],"url":"https://github.com/ckeditor/ckeditor5/releases/tag/v29.0.0"},{"reference_url":"https://github.com/ckeditor/ckeditor5/releases/tag/v47.6.0","reference_id":"v47.6.0","reference_type":"","scores":[{"value":"6.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-06T17:56:09Z/"}],"url":"https://github.com/ckeditor/ckeditor5/releases/tag/v47.6.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/40176?format=json","purl":"pkg:npm/%40ckeditor/ckeditor5-html-support@47.6.0","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/%2540ckeditor/ckeditor5-html-support@47.6.0"}],"aliases":["CVE-2026-28343","GHSA-jrqm-vmqc-gm93"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-7h8d-3rvp-8bd4"}],"fixing_vulnerabilities":[],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/%2540ckeditor/ckeditor5-html-support@46.0.0-alpha.2"}