{"id":"CVE-2026-126161","aliases":["EUVD-2026-123835","GHSA-crvm-qxh9-jrrv"],"status":"published","title":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1,...","description":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.6 may allow a remote unauthenticated attacker to cause a denial of service via repeated unauthenticated POST requests.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2026-11-11T21:29:23.614Z","modified":"2026-11-12T00:33:02Z","products":[{"vendor":"fortinet","product":"fortimail"}],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-213"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126161"},{"url":"https://github.com/advisories/GHSA-crvm-qxh9-jrrv"}],"sources":{"cve":[{"id":"CVE-2026-126161","description":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.6 may allow a remote unauthenticated attacker to cause a denial of service via repeated unauthenticated POST requests.","status":"published","published":"2026-11-11T21:29:23.614Z","modified":"2026-11-11T21:29:23.614Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-11T22:33:40.554088Z"}],"euvd":[{"id":"EUVD-2026-123835","description":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.6 may allow a remote unauthenticated attacker to cause a denial of service via repeated unauthenticated POST requests.","status":"published","published":"2026-11-12T00:32:56Z","modified":"2026-11-12T00:32:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-12T01:31:24.707094Z"}],"ghsa":[{"id":"GHSA-crvm-qxh9-jrrv","title":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1,...","description":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.6 may allow a remote unauthenticated attacker to cause a denial of service via repeated unauthenticated POST requests.","status":"published","published":"2026-11-12T00:32:56Z","modified":"2026-11-12T00:33:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-12T00:37:18.265111Z"}],"nvd":[{"id":"CVE-2026-126161","description":"A uncontrolled resource consumption vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.6 may allow a remote unauthenticated attacker to cause a denial of service via repeated unauthenticated POST requests.","status":"published","published":"2026-11-11T22:17:14.123Z","modified":"2026-11-11T22:17:14.123Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-11T23:26:41.421267Z"}]}}