CVE-2026-8120

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Source
https://cve.org/CVERecord?id=CVE-2026-8120
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8120.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-8120
Published
2026-05-08T00:15:09.713Z
Modified
2026-07-15T01:49:08.780526364Z
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 NSSF nnssf-handler.c denial of service
Details

A flaw has been found in Open5GS up to 2.7.7. The affected element is the function nssfnnrfnsselectionhandlegetfromamforvnssf of the file /src/nssf/nnssf-handler.c of the component NSSF. Executing a manipulation can lead to denial of service. The attack can be executed remotely. 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 
{
    "cwe_ids": [
        "CWE-404"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8120.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "2.7.3"
                },
                {
                    "last_affected": "2.7.3"
                },
                {
                    "introduced": "2.7.4"
                },
                {
                    "last_affected": "2.7.4"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ],
    "cna_assigner": "VulDB"
}
References

Affected packages

Git / github.com/open5gs/open5gs

Affected ranges

Type
GIT
Repo
https://github.com/open5gs/open5gs
Events
Introduced
83e35bb2de7e67646fdba849580184422b10006a
Last affected
318eeb49a7dcdff733dec60e02d9c60aefca2fb9
Database specific 
{
    "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": "2.7.7"
        },
        {
            "last_affected": "2.7.7"
        },
        {
            "introduced": "0"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ]
}

Affected versions

2.*
2.7.0
2.7.1
2.7.2
2.7.5
2.7.6
2.7.7
v2.*
v2.7.0
v2.7.1
v2.7.2
v2.7.7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8120.json"