{"id":"CVE-2025-53494","details":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.","modified":"2026-04-10T05:30:50.926665Z","published":"2025-07-02T15:15:28.293Z","references":[{"type":"REPORT","url":"https://phabricator.wikimedia.org/T394938"},{"type":"FIX","url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/TwoColConflict/+/1150011"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"c95fc4786beba034fa643062b98a60ccbde831fd"},{"fixed":"20d2594916db454cf331536fa8ceb544f418fc62"},{"introduced":"d0ef88eba424fded5735954d79bfd57fab53d981"},{"fixed":"30d9707511274f256db07dc71010ae0bc6e33d28"},{"introduced":"8216997ffcc956a610635f07044fb9a3b5dda9d9"},{"fixed":"0af28b77ee97ff26c62ce647bb12963adde19d22"}],"database_specific":{"versions":[{"introduced":"1.39.X"},{"fixed":"1.39.13"},{"introduced":"1.42.X"},{"fixed":"1.42.7"},{"introduced":"1.43.X"},{"fixed":"1.43.2"}]}}],"versions":["1.39.0","1.39.1","1.39.10","1.39.11","1.39.12","1.39.2","1.39.3","1.39.4","1.39.5","1.39.6","1.39.7","1.39.8","1.39.9","1.42.0","1.42.1","1.42.2","1.42.3","1.42.4","1.42.5","1.42.6","1.43.0","1.43.1"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"2025-05-26"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-53494.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}