Denial of Service Vulnerability in free5gc by free5GC
CVE-2026-30063

7.5HIGH

Key Information:

Vendor

free5GC

Status
free5gc
Vendor
CVE Published:
27 August 2026

What is CVE-2026-30063?

An issue has been discovered in the NF Discovery endpoint of free5gc version 4.0.1, which enables attackers to exploit a crafted snssais query, resulting in Denial of Service attacks. This vulnerability poses a significant risk to uninterrupted service availability, making systems susceptible to potential disruptions or outages. Organizations using this version should take necessary precautions.

References

https://github.com/free5gc/free5gc/issues/758

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.