CVE-2026-8186 | THREATINT

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.

PUBLISHED Reserved 2026-05-08 | Published 2026-05-09 | Updated 2026-05-09 | Assigner VulDB

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X

MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C

MEDIUM: 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C

5.0AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C

Problem types

Out-of-Bounds Read

Memory Corruption

Timeline

Credits

0wln3d (VulDB User) reporter

References

vuldb.com/vuln/362338 (VDB-362338 | Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds) vdb-entry technical-description

vuldb.com/vuln/362338/cti (VDB-362338 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/800024 (Submit #800024 | Open5GS 2.7.7 Out-of-bounds Read (CWE-125) / Denial of Service (CWE-400)) third-party-advisory

github.com/open5gs/open5gs/issues/4491 issue-tracking

github.com/open5gs/open5gs/pull/4496 issue-tracking patch

github.com/…ommit/d5bc487fcf9ea87d2b03f2ef95123af344773bfb patch

github.com/open5gs/open5gs/ product

cve.org (CVE-2026-8186)

nvd.nist.gov (CVE-2026-8186)

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