CVE-2026-8730

MEDIUM 4.3

Open5GS NRF context.c ogs_sbi_nf_instance_set_id denial of service

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A flaw has been found in Open5GS up to 2.7.6. This impacts the function ogs_sbi_nf_instance_set_id in the library /lib/sbi/context.c of the component NRF. Executing a manipulation of the argument nfInstanceId can lead to denial of service. The attack may be performed from remote. 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.

CWE	CWE-404
Vendor	n/a
Product	open5gs
Published	May 17, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.7.0 2.7.1 2.7.2 2.7.3 2.7.4 2.7.5 2.7.6

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/364319 vuldb.com: https://vuldb.com/vuln/364319/cti vuldb.com: https://vuldb.com/submit/808514 github.com: https://github.com/open5gs/open5gs/issues/4462 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 LinJu (VulDB User) VulDB CNA Team