CVE-2026-8290 | Open5GS up to 2.7.7 SMF /src/smf/nsmf-handler.c smf_nsmf_handle_update_data_in_vsmf denial of service (Issue 4454)

A vulnerability classified as problematic was found in Open5GS up to 2.7.7. This issue affects the function smf_nsmf_handle_update_data_in_vsmf of the file /src/smf/nsmf-handler.c of the component SMF. The manipulation results in denial of service.

This vulnerability is identified as CVE-2026-8290. The attack can be executed remotely. Additionally, an exploit exists.

The project was informed of the problem early through an issue report but has not responded yet.