Cross-Site Scripting Vulnerability in Wikimedia Foundation Vector Product
CVE-2025-6596

NONE

Key Information:

Vendor

Wikimedia Foundation

Status
Vector
Vendor
CVE Published:
2 February 2026

What is CVE-2025-6596?

A cross-site scripting (XSS) vulnerability exists in the Wikimedia Foundation's Vector skin, allowing attackers to inject malicious scripts into web pages. This flaw impacts versions of the product from 1.40.0 until just before 1.42.7, as well as versions 1.43.2 and 1.44.0. By improperly neutralizing input during the web page generation process, the vulnerability poses risks of user data exposure and session hijacking. It is crucial for users of affected versions to implement mitigations and update to secured versions to safeguard against potential exploits.

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Affected Version(s)

Vector >= 1.40.0 < 1.42.7, 1.43.2, 1.44.0

References

https://phabricator.wikimedia.org/T396685

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:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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