CVE-2026-42070

Summary: MantisBT prior to 2.28.2 is vulnerable to Authorization Bypass in bugnote editing via the Issue Update API. The mc_issue_update() function allows users with update_bug_threshold (UPDATER, default) to edit, change view state, and modify time tracking on bugnotes owned by other users, bypa...

CVE-2026-42070 MantisBT: Authorization Bypass in Bugnote Editing via Issue Update API

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, the mcissueupdate function in MantisBT allows users having updatebugthreshold access UPDATER, with default settings to edit, change view state, and modify time tracking on bugnotes belonging to other users — bypassing t...

MantisBT: Authorization Bypass in Bugnote Editing via Issue Update API

The mcissueupdate function in MantisBT allows users having updatebugthreshold access UPDATER, with default settings to edit, change view state, and modify time tracking on bugnotes belonging to other users — bypassing the default DEVELOPER level 55 threshold required by the dedicated...