{"affected":[{"defaultStatus":"unaffected","product":"FortiAuthenticator","source":"CNA: fortinet","vendor":"Fortinet","versions":[{"lessThanOrEqual":"8.0.3","status":"affected","version":"8.0.0","versionType":"semver"},{"lessThanOrEqual":"6.6.10","status":"affected","version":"6.6.0","versionType":"semver"}]}],"cveId":"CVE-2026-126247","cwes":["CWE-134"],"description":"A use of externally-controlled format string vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an authenticated privileged attacker to execute unauthorized code or commands via http requests.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":7.2,"severity":"high","source":"CNA: fortinet","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","version":"3.1"}],"modifiedAt":1794432701907,"publishedAt":1794432701907,"references":[{"source":"CNA: fortinet","tags":[],"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-261"}],"remediation":[{"kind":"fix","source":"CNA: fortinet","text":"Upgrade to FortiAuthenticator version 8.0.4 or above\nUpgrade to FortiAuthenticator version 6.6.11 or above"}],"revision":"39e16aa1f2e1ecd6e09fa6998b5c3607fef840cfccb3e4ef85f32e9a93c43288","sources":[{"modifiedAt":1794432701907,"name":"CNA: fortinet","retrievedAt":1794435019250,"url":"https://www.cve.org/CVERecord?id=CVE-2026-126247"}],"ssvc":null,"status":"published","title":"CVE-2026-126247","updatedAt":1794435019250}