CVE-2021-31548

—

CVSS 3.1

6.5 medium

EPSS

<1%p51

Published

Apr 22, 2021 (Apr 22, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. A MediaWiki user who is partially blocked or was unsuccessfully blocked could bypass AbuseFilter and have their edits completed.

Vendors: mediawiki
Products: mediawiki
Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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