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MediaWiki Loop with Unreachable Exit Condition (Infinite Loop) Vulnerability - CVE-2021-42040 - Vulnerability Database
MediaWiki

MediaWiki Loop with Unreachable Exit Condition (Infinite Loop) Vulnerability - CVE-2021-42040

High
Reference: CVE-2021-42040
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2021-42040
Title: MediaWiki Loop with Unreachable Exit Condition (Infinite Loop) Vulnerability
Overview:

An issue was discovered in MediaWiki through 1.36.2. A parser function related to loop control allowed for an infinite loop (and php-fpm hang) within the Loops extension because egLoopsCountLimit is mishandled. This could lead to memory exhaustion.