Buffer overflow in Open5gs
CVE-2026-8186
A vulnerability was detected in Open5GS up to 2.7.7. This affects the function ogs_sbi_client_send_via_scp_or_sepp in the library lib/sbi/client.c of the component NF. Performing a manipulation results in out-of-bounds read. The attack is…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (24.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/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
- cna@vuldb.com (Product, product)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (issue-tracking, Exploit, Issue Tracking)
- cna@vuldb.com (issue-tracking, Patch, patch, Issue Tracking)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
Frequently asked questions
- What is CVE-2026-8186?
- CVE-2026-8186 is a medium-severity vulnerability in Open5gs, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-05-09.
- How severe is CVE-2026-8186?
- Medium severity. CVSS v3 base score is 5.3 out of 10.