Medium severity5.3NVD Advisory· Published Apr 6, 2021· Updated Jun 17, 2026
CVE-2021-30158
CVE-2021-30158
Description
An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Blocked users are unable to use Special:ResetTokens. This has security relevance because a blocked user might have accidentally shared a token, or might know that a token has been compromised, and yet is not able to block any potential future use of the token by an unauthorized party.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- MediaWiki/MediaWikidescription
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
7- phabricator.wikimedia.org/T277009nvdExploitIssue TrackingPatchVendor Advisory
- lists.debian.org/debian-lts-announce/2021/05/msg00003.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2021/05/msg00006.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202107-40nvdThird Party Advisory
- www.debian.org/security/2021/dsa-4889nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/nvd
News mentions
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