Medium severity · published May 12, 2026
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,…
5.3
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiManager · Fortinet
7.6.0 through 7.6.4; 7.4.0 through 7.4.8; 7.2.0 through 7.2.12; 7.0.0 through 7.0.16; 6.4.0 through 6.4.15 · source: vendor, NVD
FO
FortiAnalyzer · Fortinet
7.6.0 through 7.6.4; 7.4.0 through 7.4.8; 7.2.0 through 7.2.12; 7.0.0 through 7.0.16; 6.4.0 through 6.4.15 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-67604
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-67604
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-26-137
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