{"id":"CVE-2026-82636","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-82636","summary":"Qubes OS before qubes-core-dom0-linux 4.3.22 allows OS command injection during a qvm-copy-to-vm call from dom0 to an attacker-controlled qube, because the \"system\" library function…","details":"Qubes OS before qubes-core-dom0-linux 4.3.22 allows OS command injection during a qvm-copy-to-vm call from dom0 to an attacker-controlled qube, because the \"system\" library function is used to process an error message that may have shell metacharacters. This occurs in core-admin-linux/file-copy-vm/qfile-dom0-agent.c.","published":"2026-08-30T14:17:03.310","modified":"2026-08-31T17:17:45.603","cvss":{"score":7.9,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://news.ycombinator.com/item?id=49496918"},{"type":"WEB","url":"https://www.qubes-os.org/news/2026/08/29/qsb-118/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-31T17:17:45.603"}}