{"id":"CVE-2026-55621","title":"Incus is a system container and virtual machine manager","summary":"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 …","severity":"high","cvss":7.7,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-284"],"vendor":"lxc","product":"github.com/lxc/incus/v7","affected":["github.com/lxc/incus/v7 < 7.2.0","github.com/lxc/incus/v6 <= 6.23.0","github.com/lxc/incus <= 0.7.0"],"patched":["github.com/lxc/incus/v7 7.2.0"],"published":"2026-08-21","updated":"2026-09-18","sourceUpdated":"2026-09-18T20:09:01.757","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-55621","references":[{"url":"https://github.com/lxc/incus/security/advisories/GHSA-64f3-v33m-w89f","label":"security-advisories@github.com"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55621"},{"url":"https://github.com/lxc/incus/commit/2e01078366e2653712719dec82318e51c6d21b28"},{"url":"https://github.com/lxc/incus/releases/tag/v7.2.0"},{"url":"https://github.com/advisories/GHSA-64f3-v33m-w89f"}],"tags":["nvd","ghsa","go"],"epss":0.0034,"epssPercentile":0.24721,"aliases":["GHSA-64f3-v33m-w89f"],"ecosystem":"go","ingestedAt":"2026-08-28T19:24:19.069Z","slug":"CVE-2026-55621","body":"## Overview\n\nIncus 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-55621)\n\nAffected packages:\n\n- `github.com/lxc/incus/v7 < 7.2.0`\n- `github.com/lxc/incus/v6 <= 6.23.0`\n- `github.com/lxc/incus <= 0.7.0`\n\nPatched in:\n\n- `github.com/lxc/incus/v7 7.2.0`\n\nSource: https://github.com/advisories/GHSA-64f3-v33m-w89f","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":42.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}