CVE-2026-8291 | THREATINT

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.

PUBLISHED Reserved 2026-05-11 | Published 2026-05-11 | Updated 2026-05-11 | Assigner VulDB

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

4.0AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR

Problem types

Denial of Service

Timeline

2026-05-11:	Advisory disclosed
2026-05-11:	VulDB entry created
2026-05-11:	VulDB entry last update

Credits

LinJu (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/362588 (VDB-362588 | Open5GS NRF nnrf-handler.c ogs_nnrf_nfm_handle_nf_profile denial of service) vdb-entry technical-description

vuldb.com/vuln/362588/cti (VDB-362588 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/808508 (Submit #808508 | Open5gs NRF v2.7.7 Denial of Service) third-party-advisory

github.com/open5gs/open5gs/issues/4456 exploit issue-tracking

github.com/open5gs/open5gs/pull/4534 issue-tracking patch

github.com/open5gs/open5gs/ product

cve.org (CVE-2026-8291)

nvd.nist.gov (CVE-2026-8291)

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