CVE-2026-103050

Published: Set 30, 2026 Last Modified: Set 30, 2026
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Other exploit source:
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Description

AI Translation Available

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - MassMessage extension allows Stored XSS.

This issue affects Mediawiki - MassMessage extension: before 1.46.1, 1.45.5, 1.43.10.

79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Integrity Availability
Potential Impacts:
Bypass Protection Mechanism Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
https://gerrit.wikimedia.org/r/c/1346089
https://gerrit.wikimedia.org/r/c/1346089
https://phabricator.wikimedia.org/T432341
https://phabricator.wikimedia.org/T432341