CVE-2025-53499CRITICAL 9.1EPSS p20.4%

CVE-2025-53499CVE-2025-53499

Description

Missing Authorization vulnerability in Wikimedia Foundation Mediawiki - AbuseFilter Extension allows Unauthorized Access.This issue affects Mediawiki - AbuseFilter Extension: from 1.43.X before 1.43.2.

Scoring

CVSS 3.19.1 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS0.29% probability of exploitation · percentile 20.4% · 2026-06-19T12:03:05Z
Published2025-07-07
Last modified2026-04-15

Underlying weaknesses· 1

CWE-862

References

  1. https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/1166045
  2. https://phabricator.wikimedia.org/T397196

1

TypeTargetConfidenceTier
WeaknessMissing Authorizationcwe-8620%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.