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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-34744

MantisBT authorization bypass allows continued access to self-uploaded attachments on private issues

Description

Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior permit a user to list and download their own attachments from an Issue created by another user even after it becomes private, bypassing read access revocation. The loss of confidentiality caused by this vulnerability is minimal, considering that only attachments previously uploaded by the user themselves remain accessible. This issue has been fixed in version 2.82.2.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

mantisbt mantisbt

  • < 2.28.2affected

References