CVE-2021-39887

{"id": "CVE-2021-39887", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}, {"type": "Secondary", "source": "cve@gitlab.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.1}]}, "published": "2021-10-05T12:15:07.903", "references": [{"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39887.json", "tags": ["Vendor Advisory"], "source": "cve@gitlab.com"}, {"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/332903", "tags": ["Broken Link"], "source": "cve@gitlab.com"}, {"url": "https://hackerone.com/reports/1218174", "tags": ["Permissions Required", "Third Party Advisory"], "source": "cve@gitlab.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf."}, {"lang": "es", "value": "Una vulnerabilidad de tipo Cross-Site Scripting almacenado en el GitLab Flavored Markdown en GitLab CE/EE versi\u00f3n 8.4 y superior, permit\u00eda a un atacante ejecutar c\u00f3digo JavaScript arbitrario en nombre de la v\u00edctima"}], "lastModified": "2021-10-08T19:02:49.400", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "43AA0053-AAD2-412F-A7A1-BF43BAEA0AAD", "versionEndExcluding": "14.1.7", "versionStartIncluding": "8.4.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "88AA013C-438F-4CEB-9603-37A5F26BF17D", "versionEndExcluding": "14.1.7", "versionStartIncluding": "8.4.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "A3352A07-9A5A-4CA9-B6F6-71BA3A1D4F9C", "versionEndExcluding": "14.2.5", "versionStartIncluding": "14.2"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "CAAC78F3-28E1-4A0D-BA8A-78AE9393B988", "versionEndExcluding": "14.2.5", "versionStartIncluding": "14.2"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "A573FB75-1C20-4E3A-982C-2B422C95BED8", "versionEndExcluding": "14.3.1", "versionStartIncluding": "14.3"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "D0EFF286-2716-472C-AB8E-47595940C0B3", "versionEndExcluding": "14.3.1", "versionStartIncluding": "14.3"}], "operator": "OR"}]}], "sourceIdentifier": "cve@gitlab.com"}