CVE-2026-8122 MEDIUM

CVE-2026-8122: Open5GS NSSF message.c ogs_sbi_discovery_option_add_service_names denial of service

Vendor N/A
Product Open5GS
Weakness CWE-404
Published May 8, 2026
Last update May 8, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

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

What the vulnerability does

01Description

A vulnerability was found in Open5GS up to 2.7.7. This affects the function ogs_sbi_discovery_option_add_service_names in the library /lib/sbi/message.c of the component NSSF. The manipulation results in denial of service. The attack may be performed from remote. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Key dates

02Disclosure timeline

May 8, 2026 CVE published
May 8, 2026 Record updated