{"id":"CVE-2025-61640","aliases":["DEBIAN-CVE-2025-61640","DLA-4355-1","DSA-6085-1","EUVD-2025-206635","GHSA-39fr-2fph-j42r","MGASA-2025-0260","UBUNTU-CVE-2025-61640"],"status":"published","title":"Stored XSS through system messages in Special:RecentChangesLinked (MW Core)","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","severity":{"version":"4.0","score":0,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N","level":"none","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0025,"percentile":0.16442,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2025-10-31T00:00:00Z","modified":"2026-10-24T10:30:49Z","fixes":[{"ecosystem":"Debian:12","package":"mediawiki","fixed_in":["1:1.39.17-1~deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"mediawiki","fixed_in":["1:1.43.6+dfsg-1~deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"mediawiki","fixed_in":["1:1.43.5+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.39.17-1~deb12u1"}]}],"versions":["1:1.39.10-1","1:1.39.10-1~deb12u1","1:1.39.12-1~deb12u1","1:1.39.13-1~deb12u1","1:1.39.2-1","1:1.39.4-1","1:1.39.4-1~deb12u1","1:1.39.4-2","1:1.39.5-1","1:1.39.5-1~deb12u1","1:1.39.6-1","1:1.39.7-1","1:1.39.7-1~deb12u1","1:1.39.8-1"]},{"source":"osv","ecosystem":"Debian:13","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.43.6+dfsg-1~deb13u1"}]}],"versions":["1:1.43.3+dfsg-1","1:1.43.5+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.43.5+dfsg-1"}]}],"versions":["1:1.43.3+dfsg-1"]},{"source":"osv","ecosystem":"Debian:11","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.35.13-1+deb11u5"}]}],"versions":["1:1.35.11-1~deb11u1","1:1.35.13-1+deb11u2","1:1.35.13-1+deb11u3","1:1.35.13-1+deb11u4","1:1.35.13-1~deb11u1","1:1.35.2-1","1:1.35.3-1","1:1.35.4-1","1:1.35.4-1+deb11u2","1:1.35.4-1~deb11u1","1:1.35.5-1","1:1.35.5-2","1:1.35.6-1","1:1.35.7-1","1:1.35.8-1","1:1.35.8-1.1","1:1.35.8-1~deb11u1"],"bundled":12},{"source":"osv","ecosystem":"Debian:12","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.39.17-1~deb12u1"}]}],"versions":["1:1.39.10-1","1:1.39.10-1~deb12u1","1:1.39.12-1~deb12u1","1:1.39.13-1~deb12u1","1:1.39.2-1","1:1.39.4-1","1:1.39.4-1~deb12u1","1:1.39.4-2","1:1.39.5-1","1:1.39.5-1~deb12u1","1:1.39.6-1","1:1.39.7-1","1:1.39.7-1~deb12u1","1:1.39.8-1"],"bundled":19},{"source":"osv","ecosystem":"Debian:13","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.43.6+dfsg-1~deb13u1"}]}],"versions":["1:1.43.3+dfsg-1","1:1.43.5+dfsg-1"],"bundled":19},{"source":"osv","ecosystem":"Mageia:9","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.35.14-1.1.mga9"}]}],"bundled":18},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.27.3-1","1:1.27.4-1","1:1.27.4-2","1:1.27.4-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.31.2-1ubuntu1","1:1.31.5-1","1:1.31.5-1ubuntu1","1:1.31.5-2","1:1.31.5-3","1:1.31.5-3ubuntu1","1:1.31.6-1","1:1.31.7-1","1:1.31.7-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.35.3-1","1:1.35.4-1","1:1.35.5-1","1:1.35.5-1ubuntu1","1:1.35.5-1ubuntu2","1:1.35.5-1ubuntu3","1:1.35.6-1","1:1.35.6-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.39.4-2","1:1.39.5-1","1:1.39.6-1","1:1.39.7-1","1:1.39.7-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.1+dfsg-1","1:1.43.1+dfsg-2","1:1.43.3+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.8+dfsg-2","1:1.43.9+dfsg-1","1:1.43.9+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.3+dfsg-1","1:1.43.5+dfsg-1","1:1.43.6+dfsg-2","1:1.43.8+dfsg-1","1:1.43.8+dfsg-2"]}],"products":[{"vendor":"mediawiki","product":"mediawiki"},{"vendor":"wikimedia foundation","product":"mediawiki"}],"references":[{"url":"https://phabricator.wikimedia.org/T402075","tags":["Permissions Required","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-61640"},{"url":"https://github.com/advisories/GHSA-39fr-2fph-j42r"},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-61640","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2025-0260.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=34211","tags":["report"]},{"url":"https://lists.debian.org/debian-security-announce/2025/msg00063.html","tags":["web"]},{"url":"https://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/CIXFJVC57OFRBCCEIDRLZCLFGMYGEYTT/","tags":["web"]},{"url":"https://lists.debian.org/debian-security-announce/2025/msg00121.html","tags":["web"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00034.html","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2025-61640","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-61640","tags":["report"]},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1193173","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-61640","title":"Stored XSS through system messages in Special:RecentChangesLinked (MW Core)","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-02T23:42:03.791Z","modified":"2026-02-03T21:09:52.646Z","cvss":[{"version":"4.0","score":0,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N","level":"none","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:45.105469Z"}],"euvd":[{"id":"EUVD-2025-206635","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-02T23:42:03Z","modified":"2026-02-03T21:09:52Z","updated_at":"2026-11-02T19:48:44.612436Z"}],"ghsa":[{"id":"GHSA-39fr-2fph-j42r","title":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-03T00:30:19Z","modified":"2026-03-16T21:34:32Z","cvss":[{"version":"4.0","score":0,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"none"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:06:39.944141Z"}],"nvd":[{"id":"CVE-2025-61640","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-03T00:16:09.89Z","modified":"2026-06-17T09:50:41.357Z","cvss":[{"version":"4.0","score":0,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"none","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:59.832225Z"}],"osv":[{"id":"CVE-2025-61640","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.\n\nThis issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-03T00:16:09.89Z","modified":"2026-10-24T10:30:49.504947344Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:51.516975Z"},{"id":"DEBIAN-CVE-2025-61640","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js.  This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-03T00:16:09.89Z","modified":"2026-09-01T20:05:55.400649467Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:47.697959Z"},{"id":"UBUNTU-CVE-2025-61640","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Rcfilters/ui/RclToOrFromWidget.Js. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.","status":"published","published":"2026-02-03T00:16:00Z","modified":"2026-10-17T12:57:10.3085559Z","cvss":[{"version":"4.0","score":0,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N","level":"none"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:55:50.817402Z"},{"id":"DLA-4355-1","title":"mediawiki - security update","status":"published","published":"2025-10-31T00:00:00Z","modified":"2025-10-31T08:19:00.29412Z","updated_at":"2026-11-02T15:46:12.7027Z"},{"id":"DSA-6085-1","title":"mediawiki - security update","status":"published","published":"2025-12-19T00:00:00Z","modified":"2025-12-19T20:15:09.382657Z","updated_at":"2026-11-02T15:46:18.296714Z"},{"id":"MGASA-2025-0260","title":"Updated mediawiki packages fix security vulnerabilities","description":"i18n XSS vulnerability in HTMLMultiSelectField when sections are used.\n(CVE-2025-3469)\n\"reupload-own\" restriction can be bypassed by reverting file.\n(CVE-2025-32696)\nCascading protection is not preventing file reversions. (CVE-2025-32697)\nLogPager.php: Restriction enforcer functions do not correctly enforce\nsuppression restrictions. (CVE-2025-32698)\nPotential javascript injection attack enabled by Unicode normalization\nin Action API. (CVE-2025-32699)\nAbuseFilter log interfaces expose global private and hidden filters when\ncentral DB is not available. (CVE-2025-32700)\nHTML injection in feed output from i18n message. (CVE-2025-32072)\nOATHAuth extension: Reauthentication for enabling 2FA can be bypassed by\nsubmitting a form in Special:OATHManage. (CVE-2025-11173)\nStored i18n Cross-site scripting (XSS) vulnerability in\nmw.language.listToText. (CVE-2025-11261)\nConfirmEdit extension: Missing rate limiting in ApiFancyCaptchaReload.\n(CVE-2025-61635)\nParsoid: Validation bypass for `data-` attributes. (CVE-2025-61638)\nLog entries which are hidden from the creation of the entry may be\ndisclosed to the public recent change entry. (CVE-2025-61639)\nStored i18n Cross-site scripting (XSS) vulnerability in\nSpecial:RecentChangesLinked. (CVE-2025-61640)\nDDoS vulnerability in QueryAllPages API in miser mode.  The `maxsize`\nvalue is now ignored in that mode. (CVE-2025-61641)\nSuppressed recent changes may be disclosed to the public RCFeeds.\n(CVE-2025-61643)\nPublic Watchlist/RecentChanges pages may disclose hidden usernames when\nan individual editor makes consecutive revisions on a single page, and\nonly some are marked as hidden username. (CVE-2025-61646)\nTextExtracts extension: Information disclosure vulnerability in the\nextracts API action endpoint due to missing read permission check.\n(CVE-2025-61653)\nVisualEditor extension: Stored i18n Cross-site scripting (XSS)\nvulnerability in `lastModifiedAt` system messages. (CVE-2025-61655)\nVisualEditor extension: Missing attribute validation for attributes\nunwrapped from `data-ve-attributes`. (CVE-2025-61656)\n","status":"published","published":"2025-11-05T22:49:51Z","modified":"2026-04-16T04:44:07.289918982Z","updated_at":"2026-11-02T15:49:43.178336Z"}]}}