Denial of Service Vulnerability in Free5GC by Free5GC
CVE-2026-30057

7.5HIGH

Key Information:

Vendor

Free5GC

Status
free5gc
Vendor
CVE Published:
27 August 2026

What is CVE-2026-30057?

The CreateUEContext handler in free5gc version 4.1.0 is susceptible to a Denial of Service attack. Malicious actors can exploit this vulnerability by sending specially crafted requests, leading to service interruptions. It is crucial for users and administrators of affected versions to address this security issue promptly to safeguard their networks against potential disruptions.

References

https://github.com/free5gc/free5gc/issues/755

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

.