HIGH · 8.8

CVE-2025-6926

Improper Authentication vulnerability in Wikimedia Foundation Mediawiki - CentralAuth Extension allows : Bypass Authentication.This issue affects Mediawiki - CentralAuth Extension: from 1.39.X before ...

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-6926?

CVE-2025-6926 is a vulnerability with a CVSS score of 8.8 (HIGH). Improper Authentication vulnerability in Wikimedia Foundation Mediawiki - CentralAuth Extension allows : Bypass Authentication.This issue affects Mediawiki - CentralAuth Extension: from 1.39.X before ...

How severe is CVE-2025-6926?

CVE-2025-6926 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-6926?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.