Cross-Site Scripting Vulnerability in Wikimedia Foundation VisualEditor
CVE-2025-61656

NONE

Key Information:

Vendor

Wikimedia Foundation

Status
Visualeditor
Vendor
CVE Published:
3 February 2026

What is CVE-2025-61656?

The Wikimedia Foundation's VisualEditor is prone to a Cross-Site Scripting (XSS) vulnerability due to improper handling of user input during web page generation. This flaw can allow attackers to inject malicious scripts, potentially compromising user sessions and sensitive information. The affected versions include those prior to 1.39.14, as well as 1.43.4 and 1.44.1, thus necessitating timely updates to mitigate risks associated with this vulnerability.

Affected Version(s)

VisualEditor * < 1.39.14, 1.43.4, 1.44.1

References

https://phabricator.wikimedia.org/T397232

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

.