{"id":"CVE-2026-26035","title":"An Improper Authentication vulnerability [CWE-287] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11, FortiWeb 7.2.0 through 7.2.12, FortiWeb 7.0.0 through 7.0.12 may allo…","summary":"An Improper Authentication vulnerability [CWE-287] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11, FortiWeb 7.2.0 through 7.2.12, FortiWeb 7.0.0 through 7.0.12 may allo…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-287"],"vendor":"fortinet","product":"fortiweb","affected":["fortiweb >= 7.2.0, < 7.2.13","fortiweb >= 7.4.0, < 7.4.12","fortiweb >= 7.6.0, < 7.6.7","fortiweb >= 8.0.0, < 8.0.3"],"patched":["fortiweb 8.0.3"],"published":"2026-08-12","updated":"2026-09-08","sourceUpdated":"2026-09-08T21:02:41.893","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-26035","references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-158","label":"psirt@fortinet.com"}],"tags":["nvd"],"epss":0.0065,"epssPercentile":0.49752,"ingestedAt":"2026-09-08T21:11:12.275Z","slug":"CVE-2026-26035","body":"## Overview\n\nAn Improper Authentication vulnerability [CWE-287] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11, FortiWeb 7.2.0 through 7.2.12, FortiWeb 7.0.0 through 7.0.12 may allow a remote unauthenticated attacker to login into the Fortiweb GUI/CLI with a random username and password\n\n## Affected\n\n- `fortiweb >= 7.2.0, < 7.2.13`\n- `fortiweb >= 7.4.0, < 7.4.12`\n- `fortiweb >= 7.6.0, < 7.6.7`\n- `fortiweb >= 8.0.0, < 8.0.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `fortiweb 8.0.3`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}