{"affected":[{"defaultStatus":"unaffected","product":"FortiMail","source":"CNA: fortinet","vendor":"Fortinet","versions":[{"lessThanOrEqual":"8.0.1","status":"affected","version":"8.0.0","versionType":"semver"}]}],"cveId":"CVE-2026-126163","cwes":["CWE-134"],"description":"A use of externally-controlled format string vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1 may allow a remote unauthenticated attacker to execute unauthorized code or commands via a specially crafted SMTP command.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.1,"severity":"high","source":"CNA: fortinet","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","version":"3.1"}],"modifiedAt":1794432565391,"publishedAt":1794432565391,"references":[{"source":"CNA: fortinet","tags":[],"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-215"}],"remediation":[{"kind":"fix","source":"CNA: fortinet","text":"Upgrade to FortiMail version 8.0.2 or above"}],"revision":"3b45cc694e0d5e8650778d317c3205c0eb1b25034b9b2f1b9c48b2336dee5e98","sources":[{"modifiedAt":1794432565391,"name":"CNA: fortinet","retrievedAt":1794434956055,"url":"https://www.cve.org/CVERecord?id=CVE-2026-126163"}],"ssvc":null,"status":"published","title":"CVE-2026-126163","updatedAt":1794434956055}