{"id":"CVE-2026-18972","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-18972","summary":"An authenticated attacker can spoof another GUI user's identity by sending their request with the custom header \\\"Grpc-Metadata-USER\\\". This can lead to an account takeover attack from…","details":"An authenticated attacker can spoof another GUI user's identity by sending their request with the custom header \\\"Grpc-Metadata-USER\\\". This can lead to an account takeover attack from a user with low privileges to administrator.","published":"2026-08-11T13:17:56.997","modified":"2026-08-11T13:17:56.997","cvss":{"score":9.6,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"http://docs.velociraptor.app/announcements/advisories/cve-2026-18972/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-11T13:17:56.997"}}