Input Validation Flaw in Wikimedia Foundation MediaWiki Software
CVE-2025-67476

1.3LOW

Key Information:

Vendor

Wikimedia Foundation

Status
Mediawiki
Vendor
CVE Published:
3 February 2026

What is CVE-2025-67476?

A vulnerability exists in the Wikimedia Foundation's MediaWiki software related to insufficient input validation within the ImportableOldRevisionImporter.php file. This issue allows for potential manipulation of imported data, posing risks to the integrity and operation of MediaWiki installations on affected versions. Users are advised to update their installations to the latest versions to mitigate potential risks associated with this vulnerability.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

MediaWiki * < 1.44.3, 1.45.1

References

https://phabricator.wikimedia.org/T405859

CVSS V4

Score:
1.3
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.