CVE-2026-63125

incus: Incus is a system container and virtual machine manager

CVE-2026-63125 is fixed in incus on 1 platform, first by DEBIAN-CVE-2026-63125, released August 1, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.9
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0066
51st percentile

Incus is a system container and virtual machine manager. Prior to version 7.3.0, an unprivileged, project-confined Incus user (a non-admin TLS/RBAC identity with `can_create_images` and `can_create_instances`) can execute arbitrary code as root on the host. A crafted image ships `backup.yaml` as a symlink to a host file. When the root daemon writes the instance's backup file, it follows the symlink. Version 7.3.0 patches the issue.

Where it's fixed

ProductFixed inFixReleased
Linux
incus · Debian 13.5 (trixie) 6.0.4-2+deb13u9 DEBIAN-CVE-2026-63125 Aug 1, 2026
incus · Debian 14 7.0.1-2 DEBIAN-CVE-2026-63125 Aug 1, 2026

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