{"id":"CVE-2026-48753","title":"Incus is a system container and virtual machine manager","summary":"Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary co…","severity":"critical","cvss":9.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-73"],"vendor":"lxc","product":"github.com/lxc/incus/v7/cmd/incusd","affected":["github.com/lxc/incus/v7/cmd/incusd < 7.1.0"],"patched":["github.com/lxc/incus/v7/cmd/incusd 7.1.0"],"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-2026-48753","references":[{"url":"https://github.com/lxc/incus/security/advisories/GHSA-ccjc-4qc3-jxqc","label":"security-advisories@github.com"},{"url":"https://github.com/lxc/incus/security/advisories/GHSA-ccjc-4qc3-jxqc","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://github.com/advisories/GHSA-ccjc-4qc3-jxqc"}],"tags":["nvd","ghsa","go"],"epss":0.00873,"epssPercentile":0.57358,"ecosystem":"go","ingestedAt":"2026-06-29T13:24:35.287Z","slug":"CVE-2026-48753","body":"## Overview\n\nIncus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-48753)\n\nAffected packages:\n\n- `github.com/lxc/incus/v7/cmd/incusd < 7.1.0`\n\nPatched in:\n\n- `github.com/lxc/incus/v7/cmd/incusd 7.1.0`\n\nSource: https://github.com/advisories/GHSA-ccjc-4qc3-jxqc","depth":"midnight","depthScore":55,"depthScoreParts":{"impact":54.5,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}