CVE-2020-25781: Mantisbt

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

An issue was discovered in file_download.php in MantisBT before 2.24.3. Users without access to view private issue notes are able to download the (supposedly private) attachments linked to these notes by accessing the corresponding file download URL directly.

Affected products

• Mantisbt Mantisbt: before 2.24.3 (fixed in 2.24.3)

Published 2020-09-30. Last modified 2026-06-17.