Vulnerability in Open5gs
CVE-2026-7587
A vulnerability has been found in Open5GS up to 2.7.7. This vulnerability affects the function amf_nsmf_pdusession_handle_update_sm_context of the file /src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of servi…
EPSS: 0.001 (15.9th 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
- Open5gs
- N/a Open5gs — versions 2.7.0, 2.7.1, 2.7.2
Weakness classification (CWE)
References
- VDB-360540 | Open5GS AMF nsmf-handler.c amf_nsmf_pdusession_handle_update_sm_context denial of service (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-360540 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #804339 | Open5gs AMF v2.7.7 Denial of Service (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit, Issue Tracking)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-7587?
- CVE-2026-7587 is a medium-severity vulnerability in Open5gs, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-05-01.
- How severe is CVE-2026-7587?
- Medium severity. CVSS v3 base score is 4.3 out of 10.