CVE-2021-30164: Debian Linux

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

Redmine before 4.0.8 and 4.1.x before 4.1.2 allows attackers to bypass the add_issue_notes permission requirement by leveraging the Issues API.

Affected products

• Debian Debian Linux: version 9.0 only
• Redmine Redmine: before 4.0.8 (fixed in 4.0.8); from 4.1.0, before 4.1.2 (fixed in 4.1.2)

Published 2021-04-06. Last modified 2026-06-17.