Critical severity9.8NVD Advisory· Published May 5, 2024· Updated Jun 17, 2026
CVE-2024-34502
CVE-2024-34502
Description
An issue was discovered in WikibaseLexeme in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. Loading Special:MergeLexemes will (attempt to) make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
- Range: <1.39.6 / 1.40.x <1.40.2 / 1.41.x <1.41.1
Patches
Vulnerability mechanics
References
4- gerrit.wikimedia.org/r/c/mediawiki/extensions/WikibaseLexeme/+/1013359nvdPatchVendor Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/nvdMailing ListThird Party Advisory
- phabricator.wikimedia.org/T357101nvdIssue TrackingVendor Advisory
- lists.fedoraproject.org/archives/list/[email protected]/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/nvd
News mentions
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