Medium severity4.3NVD Advisory· Published Jul 2, 2021· Updated Jun 17, 2026
CVE-2021-36127
CVE-2021-36127
Description
An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. The Special:GlobalUserRights page provided search results which, for a suppressed MediaWiki user, were different than for any other user, thus easily disclosing suppressed accounts (which are supposed to be completely hidden).
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Affected products
5- MediaWiki/CentralAuthdescription
- Range: <=1.36
- Range: <=1.36
Patches
Vulnerability mechanics
References
2- gerrit.wikimedia.org/r/q/I4e4dbcad61e1d4f6fd8b038bf63d19c69081a8ecnvdPatchVendor Advisory
- phabricator.wikimedia.org/T285190nvdExploitIssue TrackingPatchVendor Advisory
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