CVE-2025-46556 MantisBT is Vulnerable to Denial-of-Service (DoS) attack via Excessive Note Length

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.27.1 and below allow attackers to permanently corrupt issue activity logs by submitting extremely long notes tested with 4,788,761 characters due to a lack of server-side validation of note length. Once such a note is added,...

PT-2025-45766

A lack of server-side validation for note length in MantisBT allows attackers to permanently corrupt issue activity logs by submitting extremely long notes tested with 4,788,761 characters. Once such a note is added: Impact - The entire activity stream becomes unviewable UI fails to render. - New...