Resource exhaustion in Free5gc

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.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.003 (26.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Free5gc — versions 4.0.0, 4.0.1
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-60638?
CVE-2025-60638 is a high-severity vulnerability in Free5gc, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-11-24.
How severe is CVE-2025-60638?
High severity. CVSS v3 base score is 7.5 out of 10.