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CVE-2025-53500

Published: Jul 3, 2025

Modified: Jul 10, 2025

PUBLISHED

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MassEditRegex Extension allows Stored XSS.This issue affects Mediawiki - MassEditRegex Extension: from 1.39.X before 1.39.12, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Vendor	Product	Versions
Wikimedia Foundation	Mediawiki - MassEditRegex Extension	affected `1.39.x - < 1.39.13` affected `1.42.x - < 1.42.7` affected `1.43.x - < 1.43.2`

Weaknesses (CWE)

References

https://phabricator.wikimedia.org/T397334

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MassEditRegex/+/1163878/

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