{"id":"CVE-2025-53845","title":"An improper authentication vulnerability [CWE-287] in Fortinet FortiAnalyzer version 7.6.0 through 7.6.3 and before 7.4.6 allows an unauthenticated attacker to obtain information pertaining to the device's health and status, or cause a d…","summary":"An improper authentication vulnerability [CWE-287] in Fortinet FortiAnalyzer version 7.6.0 through 7.6.3 and before 7.4.6 allows an unauthenticated attacker to obtain information pertaining to the device's health and status, or cause a d…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","cwe":["CWE-287"],"vendor":"fortinet","product":"fortianalyzer","affected":["fortianalyzer >= 6.4.0, < 7.4.7","fortianalyzer >= 7.6.0, < 7.6.4"],"patched":["fortianalyzer 7.6.4"],"published":"2025-10-14","updated":"2026-10-08","sourceUpdated":"2026-10-08T11:10:00.250","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-53845","references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-25-378","label":"psirt@fortinet.com"}],"tags":["nvd"],"epss":0.00458,"epssPercentile":0.37728,"ingestedAt":"2026-10-08T11:31:27.389Z","slug":"CVE-2025-53845","body":"## Overview\n\nAn improper authentication vulnerability [CWE-287] in Fortinet FortiAnalyzer version 7.6.0 through 7.6.3 and before 7.4.6 allows an unauthenticated attacker to obtain information pertaining to the device's health and status, or cause a denial of service via crafted OFTP requests.\n\n## Affected\n\n- `fortianalyzer >= 6.4.0, < 7.4.7`\n- `fortianalyzer >= 7.6.0, < 7.6.4`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `fortianalyzer 7.6.4`","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}