---
id: CVE-2026-115372
title: Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options
summary: >-
  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 tr…
severity: high
cvss: 8.5
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-88
vendor: lxc
product: incus
affected:
  - incus >= 7.3.0 < 7.5.0
published: '2026-10-22'
updated: '2026-10-22'
sourceUpdated: '2026-10-22T19:13:42.624Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-115372'
references:
  - url: 'https://github.com/lxc/incus/security/advisories/GHSA-4cph-ccqv-hm3c'
    label: GitHub Security Advisory (GHSA-4cph-ccqv-hm3c)
  - url: >-
      https://www.vulncheck.com/advisories/incus-7.3.0-before-7.5.0-project-restriction-bypass-via-block-create-options
    label: >-
      VulnCheck Advisory: Incus 7.3.0 before 7.5.0 Project Restriction Bypass
      via block.create_options
tags:
  - cve.org
ingestedAt: '2026-10-22T22:00:50.401Z'
---

## Overview

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.

## Affected

- `incus >= 7.3.0 < 7.5.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.