Vulnerability Description
An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://gist.github.com/hackeryounow/0f434c03008462e6eec3b43ed3cd12d8
- https://github.com/free5gc/free5gc/issues/1059
- https://github.com/free5gc/free5gc/issues/1059.https://github.com/free5gc/go-upf
- https://github.com/free5gc/go-upf/pull/97
- https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-75439
FAQ
What is CVE-2026-75439?
CVE-2026-75439 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component
How severe is CVE-2026-75439?
CVE-2026-75439 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-75439?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.