CVE-2021-36779: Linuxfoundation Longhorn

Critical severity, CVSS 9.6. EPSS: 0.7% chance of exploitation in the next 30 days.

A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.

Affected products

• Linuxfoundation Longhorn: before 1.1.3 (fixed in 1.1.3); from 1.2.0, before 1.2.3 (fixed in 1.2.3)

Published 2021-12-17. Last modified 2026-06-17.