CVE-2026-8730

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Source
https://cve.org/CVERecord?id=CVE-2026-8730
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8730.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-8730
Published
2026-05-17T03:45:09.083Z
Modified
2026-08-07T11:51:26.305429744Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS: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 CVSS Calculator
Summary
Open5GS NRF context.c ogs_sbi_nf_instance_set_id denial of service
Details

A flaw has been found in Open5GS up to 2.7.6. This impacts the function ogssbinfinstanceset_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.

Database specific 
{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-404"
    ],
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.7.3"
                },
                {
                    "last_affected": "2.7.3"
                },
                {
                    "introduced": "2.7.4"
                },
                {
                    "last_affected": "2.7.4"
                }
            ]
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8730.json"
}
References

Affected packages

Git / github.com/open5gs/open5gs

Affected ranges

Type
GIT
Repo
https://github.com/open5gs/open5gs
Events
Introduced
83e35bb2de7e67646fdba849580184422b10006a
Last affected
d9d3abdd480be96fac3bc8a997e83446648763ca
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ],
    "cpe": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.7.0"
        },
        {
            "last_affected": "2.7.0"
        },
        {
            "introduced": "2.7.1"
        },
        {
            "last_affected": "2.7.1"
        },
        {
            "introduced": "2.7.2"
        },
        {
            "last_affected": "2.7.2"
        },
        {
            "introduced": "2.7.5"
        },
        {
            "last_affected": "2.7.5"
        },
        {
            "introduced": "2.7.6"
        },
        {
            "last_affected": "2.7.6"
        },
        {
            "introduced": "0"
        }
    ]
}

Affected versions

2.*
2.7.0
2.7.1
2.7.2
2.7.5
2.7.6
v2.*
v2.7.0
v2.7.1
v2.7.2
v2.7.5
v2.7.6

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8730.json"