CVE-2026-8120

A flaw has been found in Open5GS up to 2.7.7. The affected element is the function nssf_nnrf_nsselection_handle_get_from_amf_or_vnssf of the file /src/nssf/nnssf-handler.c of the component NSSF. Executing a manipulation can lead to denial of service. The attack can be executed remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

• CWE-404

• https://github.com/open5gs/open5gs/Product
• https://github.com/open5gs/open5gs/issues/4432Exploit, Issue Tracking
• https://vuldb.com/submit/808421Exploit, Third Party Advisory, VDB Entry
• https://vuldb.com/vuln/361907Third Party Advisory, VDB Entry
• https://vuldb.com/vuln/361907/ctiPermissions Required, VDB Entry
• https://vuldb.com/submit/808421Exploit, Third Party Advisory, VDB Entry

Published

May 8, 2026

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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