Security Advisory
CVE-2026-58520
6.1
MEDIUM
Vulnerability Description
URL redirection to untrusted site ('open redirect') vulnerability in The Wikimedia Foundation Mediawiki - UrlShortener Extension allows Cross-Site Flashing.
This issue affects Mediawiki - UrlShortener Extension: from * before 1.43.9, 1.44.6, 1.45.4.
Published Date
July 1, 2026
Official Source
NIST NVD Advisory