CVE-2021-41800

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CVSS 3.1

5.3 medium

EPSS

2%p77

Published

Oct 11, 2021 (Oct 11, 2021)

Modified

Jun 17, 2026

Description

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). Visiting Special:Contributions can sometimes result in a long running SQL query because PoolCounter protection is mishandled.

Vendors: mediawiki fedoraproject
Products: mediawiki, fedora
Weakness: CWE-770
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (1.8%)

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