High severity · published Nov 24, 2025
CVE-2025-60638
An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability API
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability API.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Free5gc · Free5gc
4.0.0; 4.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-60638
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-60638
Product
https://github.com/free5gc/free5gc
Exploit
https://github.com/free5gc/free5gc/issues/704
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