CVE-2026-8731

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Source
https://cve.org/CVERecord?id=CVE-2026-8731
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8731.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-8731
Published
2026-05-17T04:15:09Z
Modified
2026-08-12T03:51:46Z
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 client.c ogs_sbi_client_add denial of service
Details

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function ogs_sbi_client_add in the library /lib/sbi/client.c of the component NRF. The manipulation of the argument client_pool leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public 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"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8731.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"
        }
    ]
}
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
Show details 
{
    "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-2026-8731.json"