XSS in Mantisbt

CVE-2026-33548

Mantis Bug Tracker (MantisBT) is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline (my_view_page.php) allows an attacker to inject HTML and, if CSP settings permit, achieve e…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (14.6th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References