What is CVE-2026-7706?

CVE-2026-7706 is a medium-severity vulnerability in Open5gs, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-05-03.

How severe is CVE-2026-7706?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Open5gs

CVE-2026-7706

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmm_handle_service_request of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initi…

EPSS: 0.001 (16.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

N/a Open5gs — versions 2.7.0, 2.7.1, 2.7.2

Weakness classification (CWE)

CWE-404 — Improper Resource Shutdown or Release

References

VDB-360882 | Open5GS AMF gmm-handler.c gmm_handle_service_request denial of service (technical-description, vdb-entry)
VDB-360882 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Submit #805698 | Open5GS AMF v2.7.7 Denial of Service (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-7706?: CVE-2026-7706 is a medium-severity vulnerability in Open5gs, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-05-03.
How severe is CVE-2026-7706?: Medium severity. CVSS v3 base score is 4.3 out of 10.