File Inclusion Vulnerability in Wikimedia Foundation's MediaWiki Software
CVE-2026-34094

2LOW

Key Information:

Vendor

Wikimedia Foundation

Status
Mediawiki
Vendor
CVE Published:
11 May 2026

What is CVE-2026-34094?

A file inclusion vulnerability exists in the Wikimedia Foundation's MediaWiki software that affects specific program files. This weakness, present in versions prior to 1.43.7, as well as 1.44.4 and 1.45.2, could potentially be exploited to manipulate application behavior or leak sensitive data. It is imperative for users to address this security issue by updating to the latest version to mitigate risks.

Affected Version(s)

MediaWiki * < 1.43.7, 1.44.4, 1.45.2

References

https://phabricator.wikimedia.org/T416090

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.