CVE-2026-8186

MEDIUM

Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds

Title source: cna
STIX 2.1

Description

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 possible to be carried out remotely. The patch is named d5bc487fcf9ea87d2b03f2ef95123af344773bfb. It is suggested to install a patch to address this issue.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-362338 | Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds
https://vuldb.com/vuln/362338
Signature, Permissions Required signature permissions-required
VDB-362338 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/362338/cti
Third Party Advisory third-party-advisory
Submit #800024 | Open5GS 2.7.7 Out-of-bounds Read (CWE-125) / Denial of Service (CWE-400)
https://vuldb.com/submit/800024
Issue Tracking issue-tracking
https://github.com/open5gs/open5gs/issues/4491

Scores

CVSS v3 5.3
EPSS 0.0005
EPSS Percentile 14.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-119 CWE-125
Status published
Products (9)
None/Open5GS 2.7.0
None/Open5GS 2.7.1
None/Open5GS 2.7.2
None/Open5GS 2.7.3
None/Open5GS 2.7.4
None/Open5GS 2.7.5
None/Open5GS 2.7.6
None/Open5GS 2.7.7
open5gs/open5gs < 2.7.7
Published May 09, 2026
Tracked Since May 09, 2026