{"id":"CVE-2025-6591","state":"PUBLISHED","title":"HTML injection in API action=feedcontributions output from i18n message","description":"Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/api/ApiFeedContributions.Php.\n\nThis issue affects MediaWiki: from * before 1.39.13, 1.42.7 1.43.2, 1.44.0.","publishedAt":"2026-02-02T23:02:33.728Z","updatedAt":"2026-02-28T02:52:57.390Z","severity":{"score":0,"label":"None","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N","source":"wikimedia-foundation"},"assigner":"wikimedia-foundation","products":["Wikimedia Foundation MediaWiki"],"affected":[{"vendor":"Wikimedia Foundation","product":"MediaWiki","defaultStatus":"unaffected","versions":[{"version":"*","status":"affected","lessThan":"1.39.13, 1.42.7 1.43.2, 1.44.0","versionType":"semver"}],"programFiles":["includes/api/ApiFeedContributions.php"],"repo":"https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master"}],"references":["https://phabricator.wikimedia.org/T392276"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/6xxx/CVE-2025-6591.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-6591","state":"PUBLISHED","datePublished":"2026-02-02T23:02:33.728Z","dateUpdated":"2026-02-28T02:52:57.390Z","assignerShortName":"wikimedia-foundation","assignerOrgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","dateReserved":"2025-06-24T22:27:42.888Z"},"containers":{"cna":{"title":"HTML injection in API action=feedcontributions output from i18n message","descriptions":[{"lang":"en","value":"Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/api/ApiFeedContributions.Php.\n\nThis issue affects MediaWiki: from * before 1.39.13, 1.42.7 1.43.2, 1.44.0."}],"affected":[{"vendor":"Wikimedia Foundation","product":"MediaWiki","defaultStatus":"unaffected","versions":[{"version":"*","status":"affected","lessThan":"1.39.13, 1.42.7 1.43.2, 1.44.0","versionType":"semver"}],"programFiles":["includes/api/ApiFeedContributions.php"],"repo":"https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master"}],"references":[{"url":"https://phabricator.wikimedia.org/T392276"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":0,"baseSeverity":"NONE","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"providerMetadata":{"shortName":"wikimedia-foundation","orgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","dateUpdated":"2026-02-02T23:02:33.728Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-04T15:32:29.650427Z","id":"CVE-2025-6591","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-28T02:52:57.390Z"}}]}}}