CVE-2026-8267

MEDIUM

Open5GS SMF smf_nsmf_handle_created_data_in_vsmf denial of service

Title source: cna
STIX 2.1

Description

A flaw has been found in Open5GS up to 2.7.7. This vulnerability affects the function smf_nsmf_handle_created_data_in_vsmf of the component SMF. This manipulation causes denial of service. The attack may be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-362564 | Open5GS SMF smf_nsmf_handle_created_data_in_vsmf denial of service
https://vuldb.com/vuln/362564
Signature, Permissions Required signature permissions-required
VDB-362564 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/362564/cti
Third Party Advisory third-party-advisory
Submit #808484 | Open5gs SMF v2.7.7 Denial of Service
https://vuldb.com/submit/808484
Exploit exploit issue-tracking
https://github.com/open5gs/open5gs/issues/4448

Scores

CVSS v3 4.3
EPSS 0.0037
EPSS Percentile 28.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-404
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 11, 2026
Tracked Since May 11, 2026