CVE-2025-67604

Description

A use of potentially dangerous function vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.4, FortiAnalyzer 7.4.0 through 7.4.8, FortiAnalyzer 7.2 all versions, FortiAnalyzer 7.0 all versions, FortiAnalyzer 6.4 all versions, FortiManager 7.6.0 through 7.6.4, FortiManager 7.4.0 through 7.4.8, FortiManager 7.2 all versions, FortiManager 7.0 all versions, FortiManager 6.4 all versions may allow an authenticated attacker to cause a system hang via multiple specially crafted HTTP requests causing crashes. This happens if internal locks are aligned, which is out of control of the attacker.

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CVSS v3.1 Score

5.3

MEDIUM

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

EPSS — Exploit Prediction

0.0014

Probability of exploitation

0.34%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-676 CWE-676

Affected Products

Vendor	Product	Versions
fortinet	fortianalyzer	7.2.0 — 7.2.12
fortinet	fortianalyzer	7.4.0 — 7.4.9
fortinet	fortianalyzer	7.6.0 — 7.6.5
fortinet	fortimanager	7.2.0 — 7.2.12
fortinet	fortimanager	7.4.0 — 7.4.9
fortinet	fortimanager	7.6.0 — 7.6.5

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-26-137

Frequently Asked Questions

What is CVE-2025-67604? +

A use of potentially dangerous function vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.4, FortiAnalyzer 7.4.0 through 7.4.8, FortiAnalyzer 7.2 all versions, FortiAnalyzer 7.0 all versions, FortiAnalyzer 6.4 all versions, FortiManager 7.6.0 through 7.6.4, FortiManager 7.4.0 through 7.4.8, FortiManager 7.2 all versions, FortiManager 7.0 all versions, FortiManager 6.4 all versions may allow an authenticated attacker to cause a system hang via multiple specially crafted HTTP requests causing crashes. This happens if internal locks are aligned, which is out of control of the attacker. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-67604? +

CVE-2025-67604 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2025-67604? +

CVE-2025-67604 affects products from fortinet, specifically: fortianalyzer, fortimanager. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-67604? +

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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