CVE-2026-115372 Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options
Critical 9.0
Published
Updated
Check this codebase for CVE-2026-115372 and fix it if it is affected.
What it is: CVE-2026-115372 is a critical vulnerability in lxc incus, published on 22 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-115372 in the wild and no public exploit code.
Affected product: lxc incus. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2026-115372/ (Markdown: https://insights.sbomify.com/CVE-2026-115372/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2026-115372?
CVE-2026-115372 is a critical vulnerability in lxc incus, published on 22 Oct 2026.
Official description
Incus from 7.3.0 before 7.5.0 contains a project restriction bypass that allows restricted project users to set block.create_options through volume update, copy, and move operations. Attackers can set the option on a custom volume and trigger a copy or move onto a formatting pool to inject arguments into mkfs executed as root.
Weakness: CWE-88
Which versions are affected by CVE-2026-115372?
How do I fix CVE-2026-115372?
Upgrade to a fixed version.
Is CVE-2026-115372 being exploited?
There is no known exploitation of CVE-2026-115372 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-115372, GHSA-4cph-ccqv-hm3c, GHSA-9cgf-rjhv-pjh5, UBUNTU-CVE-2026-115372.