CVE-2025-6926HIGH 8.8EPSS p29.4%

CVE-2025-6926CVE-2025-6926

Description

Improper Authentication vulnerability in Wikimedia Foundation Mediawiki - CentralAuth Extension allows : Bypass Authentication.This issue affects Mediawiki - CentralAuth Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.38% probability of exploitation · percentile 29.4% · 2026-06-19T12:03:05Z
Published2025-07-03
Last modified2026-04-15

Underlying weaknesses· 1

CWE-287

References

  1. https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1165117
  2. https://phabricator.wikimedia.org/T389010
  3. https://lists.debian.org/debian-lts-announce/2025/07/msg00012.html

1

TypeTargetConfidenceTier
WeaknessImproper Authenticationcwe-2870%live

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