Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the Tag Delete Confirmation. An attacker can execute arbitrary JavaScript in the application's context by injecting malicious HTML into the tag name, which is then...

CVE-2026-33517 MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...