CVE-2025-53845

Description

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 denial of service via crafted OFTP requests.

CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Weakness Type (CWE)

CWE-287 Improper Authentication

Affected Products

Vendor	Product	Versions
fortinet	fortianalyzer	6.4.0 — 7.4.7
fortinet	fortianalyzer	7.6.0 — 7.6.4

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-25-378

Frequently Asked Questions

What is CVE-2025-53845? +

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 denial of service via crafted OFTP requests. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-53845? +

CVE-2025-53845 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-53845? +

CVE-2025-53845 affects products from fortinet, specifically: fortianalyzer. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-53845? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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