CVE-2026-50872

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue in the loopback request handling component of fossar selfoss v2.20-SNAPSHOT allows attackers to execute arbitrary commands and obtain sensitive information via supplying a crafted HTTP request.

Published 2026-06-15. Last modified 2026-06-17.