CVE-2026-8222 MEDIUM

CVE-2026-8222: Open5GS sm-policies Endpoint nbsf-handler.c pcf_nbsf_management_handle_register denial of service

Vendor N/A
Product Open5GS
Weakness CWE-404
Published May 10, 2026
Last update May 12, 2026

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function pcf_nbsf_management_handle_register of the file src/pcf/nbsf-handler.c of the component sm-policies Endpoint. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Key dates

02Disclosure timeline

May 10, 2026 CVE published
May 12, 2026 Record updated