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CVE-2026-8730

Open5GS NRF context.c ogs_sbi_nf_instance_set_id denial of service

Published: May 17, 2026Updated: May 19, 2026 Sources: CVE List NVDCWE-404
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.4%
Top 70.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-404

Affected Products

Open5GSn/a
open5gsopen5gsNetworking Infrastructure
open5gsoss-projectNetworking Infrastructure

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://vuldb.com/vuln/364319
vuldb.com
https://vuldb.com/vuln/364319/cti
vuldb.com
https://vuldb.com/submit/808514
vuldb.com
and 2 more references View all →

Timeline

Published
May 17, 2026
Last Updated
May 19, 2026

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