CVE-2026-42071

Summary: CVE-2026-42071 affects MantisBT, specifically versions 2.23.0 through 2.28.1, where a missing authorization check in the file visibility function allows any authenticated user (REPORTER+) to download attachments from private bugnotes via REST API GET /api/rest/issues/{id}/files and SOAP ...

CVE-2026-44655 MantisBT: Stored XSS on Move Attachments Admin Page

Mantis Bug Tracker MantisBT is an open source issue tracker. From 1.3.0 to 2.28.1, unescaped Project Name allows an attacker that can set it which typically requires manager or administrator access level to inject HTML in Move Attachments admin page. This vulnerability is fixed in 2.28.2...

CVE-2026-40598 MantisBT has Potential Referer-Based Reflected HTML Injection / XSS in Tag Update Page

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, improper escaping of the redirection page retrieved from the request's Referer header allows an attacker to inject HTML. While this is generally not directly actionable as modern browsers will URL-encode...

CVE-2026-40596 MantisBT is vulnerable to XSS and potential account takeover via user font family preference update

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.11.0 through 2.28.1 allow any authenticated user to inject arbitrary HTML by updating their account's font family. Upon exploitation, an XSS payload would be reflected on every MantisBT page. Leveraging another vulnerability...