Medium severity4.3NVD Advisory· Published Apr 22, 2021· Updated Jun 17, 2026
CVE-2021-31549
CVE-2021-31549
Description
An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. The Special:AbuseFilter/examine form allowed for the disclosure of suppressed MediaWiki usernames to unprivileged users.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- MediaWiki/AbuseFilter extensiondescription
- Range: <=1.35.2
Patches
Vulnerability mechanics
References
3- gerrit.wikimedia.org/r/q/I6063c02fa261c4cc0e6dbbb2db4e111eb85912c2nvdIssue TrackingVendor Advisory
- gerrit.wikimedia.org/r/q/I71a6d521bd12931ce60eec4d2dc35af19146000fnvdIssue TrackingVendor Advisory
- phabricator.wikimedia.org/T274152nvdThird Party Advisory
News mentions
0No linked articles in our index yet.