CVE-2026-8268

MEDIUM

Open5GS SMF OpenAPI_list_create denial of service

Title source: cna
STIX 2.1

Description

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function OpenAPI_list_create of the component SMF. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public 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-362565 | Open5GS SMF OpenAPI_list_create denial of service
https://vuldb.com/vuln/362565
Signature, Permissions Required signature permissions-required
VDB-362565 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/362565/cti
Third Party Advisory third-party-advisory
Submit #808485 | Open5gs SMF v2.7.7 Denial of Service
https://vuldb.com/submit/808485
Exploit exploit issue-tracking
https://github.com/open5gs/open5gs/issues/4449

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