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CVE-2026-8123 Details

Description

A vulnerability was determined in Open5GS up to 2.7.7. This impacts the function ogs_sbi_discovery_option_add_snssais in the library /lib/sbi/message.c of the component NSSF. This manipulation causes denial of service. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/open5gs/open5gs/	[email protected]	Product
https://github.com/open5gs/open5gs/issues/4436	[email protected]	ExploitIssue Tracking
https://vuldb.com/submit/808426	[email protected]	ExploitThird Party AdvisoryVDB Entry
https://vuldb.com/vuln/361910	[email protected]	Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/361910/cti	[email protected]	Permissions RequiredVDB Entry

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-404	Improper Resource Shutdown or Release	[email protected]

Affected Products

Product	Versions
open5gs open5gs	<= 2.7.7
CPE cpe:2.3:a:open5gs:open5gs:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
May 11, 2026	Initial Analysis	[email protected]
May 8, 2026	New CVE Received	[email protected]