Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/12788?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/12788?format=api", "vulnerability_id": "VCID-yxrz-ypx2-q7hh", "summary": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')\nXWiki is a generic wiki platform offering runtime services for applications built on top of it. When using default XWiki configuration, it's possible for an attacker to upload an SVG containing a script executed when executing the download action on the file. This problem has been patched so that the default configuration does not allow to display the SVG files in the browser. Users are advised to update or to disallow uploads of SVG files.", "aliases": [ { "alias": "CVE-2021-43841" }, { "alias": "GHSA-9jq9-c2cv-pcrj" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/45236?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@12.10.6", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@12.10.6" }, { "url": "http://public2.vulnerablecode.io/api/packages/45211?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.3RC1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.3RC1" }, { "url": "http://public2.vulnerablecode.io/api/packages/45848?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@12.10.6", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@12.10.6" }, { "url": "http://public2.vulnerablecode.io/api/packages/45849?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.3RC1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.3RC1" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/45233?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-6xht-gkrh-v7fg" }, { "vulnerability": "VCID-yxrz-ypx2-q7hh" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/45209?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-115a-j3ec-fkas" }, { "vulnerability": "VCID-yxrz-ypx2-q7hh" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-oldcore@13.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/45846?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-yxrz-ypx2-q7hh" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/45847?format=api", "purl": "pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-yxrz-ypx2-q7hh" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.xwiki.platform/xwiki-platform-tool-configuration-resources@13.2" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43841", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64245", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64369", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64357", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64322", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64351", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64362", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.6435", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.6433", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64302", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64335", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64287", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43841" }, { "reference_url": "https://github.com/xwiki/xwiki-platform", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/xwiki/xwiki-platform" }, { "reference_url": "https://github.com/xwiki/xwiki-platform/commit/5853d492b3a274db0d94d560e2a5ea988a271c62", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "5.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:51:33Z/" } ], "url": "https://github.com/xwiki/xwiki-platform/commit/5853d492b3a274db0d94d560e2a5ea988a271c62" }, { "reference_url": "https://jira.xwiki.org/browse/XWIKI-18368", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "5.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:51:33Z/" } ], "url": "https://jira.xwiki.org/browse/XWIKI-18368" }, { "reference_url": "https://www.xwiki.org/xwiki/bin/view/Documentation/AdminGuide/Attachments#HAttachmentdisplayordownload", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "5.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:51:33Z/" } ], "url": "https://www.xwiki.org/xwiki/bin/view/Documentation/AdminGuide/Attachments#HAttachmentdisplayordownload" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43841", "reference_id": "CVE-2021-43841", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43841" }, { "reference_url": "https://github.com/advisories/GHSA-9jq9-c2cv-pcrj", "reference_id": "GHSA-9jq9-c2cv-pcrj", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-9jq9-c2cv-pcrj" }, { "reference_url": "https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-9jq9-c2cv-pcrj", "reference_id": "GHSA-9jq9-c2cv-pcrj", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "5.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:51:33Z/" } ], "url": "https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-9jq9-c2cv-pcrj" } ], "weaknesses": [ { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 79, "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "description": "The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "4.0 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-yxrz-ypx2-q7hh" }