{"id":"CVE-2024-34507","details":"An issue was discovered in includes/CommentFormatter/CommentParser.php in MediaWiki before 1.39.7, 1.40.x before 1.40.3, and 1.41.x before 1.41.1. XSS can occur because of mishandling of the 0x1b character, as demonstrated by Special:RecentChanges#%1b0000000.","aliases":["BIT-mediawiki-2024-34507"],"modified":"2026-04-10T05:12:57.179426Z","published":"2024-05-05T19:15:07.307Z","references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"},{"type":"REPORT","url":"https://phabricator.wikimedia.org/T355538"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"0"},{"fixed":"3324d89080922a0853b23e0019ad3a48a4ff389a"},{"introduced":"468dd69d6ee8e84b9ab26d0ee3d52f215faaf0d4"},{"fixed":"13cc1d3309d315a7111ca808eacd1718f8321eb1"},{"introduced":"8ce0ec548b747aad503f8689223277dd1c697c7f"},{"fixed":"36da63d008b7a2f9de929113b99bc7059831cb90"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.39.7"},{"introduced":"1.40.0"},{"fixed":"1.40.3"},{"introduced":"1.41.0"},{"fixed":"1.41.1"}]}}],"versions":["1.1.0","1.3.0beta1","1.39.0","1.39.0-rc.0","1.39.0-rc.1","1.39.1","1.39.2","1.39.3","1.39.4","1.39.5","1.39.6","1.40.0","1.40.1","1.40.2","1.41.0","1.5.0alpha1","1.5.0alpha2","1.5.0beta1","1.5.0beta2","1.5.0beta3","1.5.0beta4","1.6.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-34507.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"40"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N"}]}