CVE-2026-115375 Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 Path Traversal via Instance Backup Dependent Volumes
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2026-115375?
CVE-2026-115375 is a critical vulnerability in lxc incus, published on 22 Oct 2026.
Official description
Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 contains a path traversal vulnerability that allows clients able to create instances to write files on the host. The flaw stems from unvalidated dependent custom volume names in instance backup index.yaml files. Attackers can import a crafted instance backup with ../ sequences in dependent volume names to create root-owned directories with controlled content, leading to full host compromise.
Weakness: CWE-22
Which versions are affected by CVE-2026-115375?
How do I fix CVE-2026-115375?
Upgrade to a fixed version.
Is CVE-2026-115375 being exploited?
There is no known exploitation of CVE-2026-115375 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-115375, GHSA-f963-f2v2-v6x5, GHSA-hpjh-q53p-f27r, UBUNTU-CVE-2026-115375.