{"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":"2026-07-08T08:12:43.871430989Z","published":"2025-07-02T15:15:28.293Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"fixed":"2025-05-26"}],"source":"CPE_RANGE","vendor_product":"wmde-fisch:twocolconflict","cpes":["cpe:2.3:a:wmde-fisch:twocolconflict:*:*:*:*:*:mediawiki:*:*"]}]},"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":"19ddcf09181a8b7d2837b4c99e11184c53047697"},{"fixed":"20d2594916db454cf331536fa8ceb544f418fc62"},{"introduced":"30d9707511274f256db07dc71010ae0bc6e33d28"},{"fixed":"30d9707511274f256db07dc71010ae0bc6e33d28"},{"introduced":"8216997ffcc956a610635f07044fb9a3b5dda9d9"},{"fixed":"0af28b77ee97ff26c62ce647bb12963adde19d22"}],"database_specific":{"extracted_events":[{"introduced":"1.39.X"},{"fixed":"1.39.13"},{"introduced":"1.42.X"},{"fixed":"1.42.7"},{"introduced":"1.43.X"},{"fixed":"1.43.2"}],"source":"DESCRIPTION"}}],"versions":["1.43.1","1.43.0"],"database_specific":{"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"}]}