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OpenAdvisories
Medium · 6.4 CVE-2018-25249 EUVD-2018-21751GHSA-4mc8-7jpg-4r7r

MyBB My Arcade Plugin 1.3 Persistent XSS via Comment

Published Apr 4, 2026 · Updated May 24, 2026 · Assigned by VulnCheck

Description

MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in the comment field that execute when other users view or edit the comment.

Affected products

VendorProductAffectedFixed
MyBB MyBB My Arcade Plugin 1.3 —

References