CVE-2026-8252

MEDIUM

Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer dereference

Title source: cna
STIX 2.1

Description

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function smf_nsmf_handle_create_data_in_hsmf of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. 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.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-362549 | Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer dereference
https://vuldb.com/vuln/362549
Signature, Permissions Required signature permissions-required
VDB-362549 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/362549/cti
Third Party Advisory third-party-advisory
Submit #808482 | Open5gs SMF v2.7.7 Denial of Service
https://vuldb.com/submit/808482
Exploit exploit issue-tracking
https://github.com/open5gs/open5gs/issues/4446

Scores

CVSS v3 4.3
EPSS 0.0038
EPSS Percentile 29.3%
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 CWE-476
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