CVE-2026-103050
MEDIUM NVDCVSS Score
6.1
Severity
MEDIUM
Source
NVD
Published
Sep 30, 2026
Description
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.