// For flags

CVE-2025-6926

Security Authentication Bypass in CentralAuth

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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.

La vulnerabilidad de autenticación incorrecta en Wikimedia Foundation Mediawiki - CentralAuth Extension permite: Omitir la autenticación. Este problema afecta a Mediawiki - CentralAuth Extension: desde 1.39.X antes de 1.39.13, desde 1.42.X antes de 1.42.7, desde 1.43.X antes de 1.43.2.

Multiple security issues were discovered in MediaWiki, a website engine for collaborative work, which could result in cross-site scripting, information disclosure, HTML injection or incorrect tracking of authentication events. For the stable distribution (bookworm), these problems have been fixed in version 1:1.39.13-1~deb12u1.

*Credits: Tgr
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2025-06-30 CVE Reserved
  • 2025-07-03 CVE Published
  • 2025-07-03 CVE Updated
  • 2025-07-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-287: Improper Authentication
CAPEC
  • CAPEC-178: Cross-Site Flashing
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Wikimedia Foundation
Search vendor "Wikimedia Foundation"
 Mediawiki - CentralAuth Extension
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension"
 >= 1.39.0 < 1.39.13
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension" and version " >= 1.39.0 < 1.39.13"
en
Affected
Wikimedia Foundation
Search vendor "Wikimedia Foundation"
 Mediawiki - CentralAuth Extension
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension"
 >= 1.42.0 < 1.42.7
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension" and version " >= 1.42.0 < 1.42.7"
en
Affected
Wikimedia Foundation
Search vendor "Wikimedia Foundation"
 Mediawiki - CentralAuth Extension
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension"
 >= 1.43.0 < 1.43.2
Search vendor "Wikimedia Foundation" for product "Mediawiki - CentralAuth Extension" and version " >= 1.43.0 < 1.43.2"
en
Affected