CVE-2026-55621: Lxc Incus

High severity, CVSS 7.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Incus is a system container and virtual machine manager. Prior to version 7.2.0, missing authorization checks exist for custom volume copying where an attacker knowing the name of a project that they don't have access to and the name of a custom volume in that project can copy the custom volume to a new project. This issue could allow an attacker to access secrets in custom volumes they are not authorized to access. Version 7.2.0 patches the issue.

Affected products

• Lxc Incus: before 7.2.0 (fixed in 7.2.0)

Published 2026-08-21. Last modified 2026-09-18.