Denial of Service Vulnerability in Free5GC by Free5GC
CVE-2026-30064

7.5HIGH

Key Information:

Vendor

Free5GC

Status
Free5GC
Vendor
CVE Published:
27 August 2026

What is CVE-2026-30064?

The vulnerability in Free5GC v4.0.1 stems from improper input validation within the buildFilter function located in processor/processor.go. This weakness allows attackers to exploit the system by sending specially crafted inputs that can lead to a Denial of Service (DoS) condition, disrupting the service and making it unavailable to legitimate users.

References

https://github.com/free5gc/free5gc/issues/770

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

.