AUGUST 4, 2026
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Case File

CVE-2021-42040

HIGH · CVSS 7.5 EPSS 1.16%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-42040
Severity
HIGH
CVSS
7.5
EPSS
1.16%

Original NVD Description

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.