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CVE-2026-8290 Details

Description

A security flaw has been discovered in Open5GS up to 2.7.7. This issue affects the function smf_nsmf_handle_update_data_in_vsmf of the file /src/smf/nsmf-handler.c of the component SMF. The manipulation results in denial of service. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. 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://vuldb.com/submit/808507	CISA-ADP	Third Party AdvisoryVDB Entry
https://github.com/open5gs/open5gs/	[email protected]	Product
https://github.com/open5gs/open5gs/issues/4454	[email protected]	ExploitIssue Tracking
https://vuldb.com/submit/808507	[email protected]	Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362587	[email protected]	Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362587/cti	[email protected]	Permissions RequiredVDB Entry

see all 6 references

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

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
May 13, 2026	Initial Analysis	[email protected]
May 11, 2026	CVE Modified	CISA-ADP
May 11, 2026	New CVE Received	[email protected]