Improper Authentication in FortiAnalyzer - CVE-2025-53845
Published: October 15, 2025
Vulnerability identifier: #VU117141
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-53845
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fortinet, Inc
Affected software:
FortiAnalyzer
FortiAnalyzer
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read memory contents or crash the application.
The vulnerability exists due to improper authentication in OFTP service. An unauthenticated attacker can obtain information pertaining to the device's health and status, or cause a denial of service via crafted OFTP requests.
How to mitigate CVE-2025-53845
Install update from vendor's website.