CVE-2026-8291

MEDIUM

Open5GS NRF nnrf-handler.c ogs_nnrf_nfm_handle_nf_profile denial of service

Title source: cna
STIX 2.1

Description

A weakness has been identified in Open5GS up to 2.7.7. Impacted is the function ogs_nnrf_nfm_handle_nf_profile of the file lib/sbi/nnrf-handler.c of the component NRF. This manipulation causes denial of service. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-362588 | Open5GS NRF nnrf-handler.c ogs_nnrf_nfm_handle_nf_profile denial of service
https://vuldb.com/vuln/362588
Signature, Permissions Required signature permissions-required
VDB-362588 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/362588/cti
Third Party Advisory third-party-advisory
Submit #808508 | Open5gs NRF v2.7.7 Denial of Service
https://vuldb.com/submit/808508
Exploit exploit issue-tracking
https://github.com/open5gs/open5gs/issues/4456

Scores

CVSS v3 4.3
EPSS 0.0038
EPSS Percentile 29.4%
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