CVE-2025-6926

Security Authentication Bypass in CentralAuth

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.07%
Affected: Wikimedia Foundation Mediawiki - CentralAuth Extension
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T389010
https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1165117

Frequently Asked Questions

What is the severity of CVE-2025-6926?
CVE-2025-6926 has been scored as a high severity vulnerability.
How to fix CVE-2025-6926?
To fix CVE-2025-6926, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-6926 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-6926 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6926?
CVE-2025-6926 affects Wikimedia Foundation Mediawiki - CentralAuth Extension.
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