CVE-2026-8186

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Source

https://cve.org/CVERecord?id=CVE-2026-8186

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8186.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-8186

Published

2026-05-09T12:00:15Z

Modified

2026-08-12T16:09:22Z

Severity

6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X CVSS Calculator

Summary

Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out-of-bounds

Details

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function ogs_sbi_client_send_via_scp_or_sepp in the library lib/sbi/client.c of the component NF. Performing a manipulation results in out-of-bounds read. The attack is possible to be carried out remotely. The patch is named d5bc487fcf9ea87d2b03f2ef95123af344773bfb. It is suggested to install a patch to address this issue.

Database specific

{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-119",
        "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8186.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

Fixed

d5bc487fcf9ea87d2b03f2ef95123af344773bfb

Database specific

Show details

{
    "cpe": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.7.7"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

2.*

2.7.0

2.7.1

2.7.2

2.7.5

2.7.6

2.7.7

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8186.json"

vanir_signatures

[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "206070161167188865196865817474754249339",
            "length": 698
        },
        "id": "CVE-2026-8186-787c25ea",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/open5gs/open5gs/commit/d5bc487fcf9ea87d2b03f2ef95123af344773bfb",
        "target": {
            "file": "lib/sbi/client.c",
            "function": "ogs_sbi_client_send_via_scp_or_sepp"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "38908549259648958657547594762061724318",
                "102250620495437571505614493414921492368",
                "256242397605080809369623876487214735709",
                "320459744634674310947796740077376560135"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-8186-ed7a2839",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/open5gs/open5gs/commit/d5bc487fcf9ea87d2b03f2ef95123af344773bfb",
        "target": {
            "file": "lib/sbi/client.c"
        }
    }
]

vanir_signatures_modified

"2026-08-12T16:09:22Z"