File Inclusion Vulnerability in Wikimedia Foundation MediaWiki
CVE-2026-34095

NONE

Key Information:

Vendor

Wikimedia Foundation

Status
Mediawiki
Vendor
CVE Published:
11 May 2026

What is CVE-2026-34095?

A file inclusion vulnerability exists in the Wikimedia Foundation's MediaWiki which can lead to unauthorized access to sensitive files on the server. This issue primarily affects the program files includes/Actions/ActionEntryPoint.php and includes/Request/FauxResponse.php, compromising the integrity of affected MediaWiki installations. Users are urged to update their versions, especially those before 1.43.7, 1.44.4, and 1.45.2, to mitigate potential risks associated with this vulnerability.

Affected Version(s)

MediaWiki * < 1.43.7, 1.44.4, 1.45.2

References

https://phabricator.wikimedia.org/T419192

CVSS V4

Score:
Severity:
NONE
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.