{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-54916",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-06-16T13:49:33.556Z",
        "datePublished": "2026-09-17T20:01:14.294Z",
        "dateUpdated": "2026-09-18T18:33:16.921Z"
    },
    "containers": {
        "cna": {
            "title": "NetBox Device Type Library: Module Shadowing Bypass of prior pickle fix - RCE via missing `tests/__init__.py` + SSRF via unfixed `NETBOX_DT_LIBRARY_URL` → Cloud Metadata credential theft",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-427",
                            "lang": "en",
                            "description": "CWE-427: Uncontrolled Search Path Element",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-829",
                            "lang": "en",
                            "description": "CWE-829: Inclusion of Functionality from Untrusted Control Sphere",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "HIGH",
                        "baseScore": 8.8,
                        "baseSeverity": "HIGH",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                        "version": "3.1"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/netbox-community/devicetype-library/security/advisories/GHSA-wwg5-825x-83g6",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/netbox-community/devicetype-library/security/advisories/GHSA-wwg5-825x-83g6"
                },
                {
                    "name": "https://github.com/netbox-community/devicetype-library/pull/4239",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/netbox-community/devicetype-library/pull/4239"
                },
                {
                    "name": "https://github.com/netbox-community/devicetype-library/commit/b0d9a3dadd0a0a9d3c93b0b2777559fd4bad1037",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/netbox-community/devicetype-library/commit/b0d9a3dadd0a0a9d3c93b0b2777559fd4bad1037"
                }
            ],
            "affected": [
                {
                    "vendor": "netbox-community",
                    "product": "devicetype-library",
                    "versions": [
                        {
                            "version": "< b0d9a3dadd0a0a9d3c93b0b2777559fd4bad1037g",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-09-17T20:01:14.294Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "NetBox Device Type Library is a collection of community-sourced device type definitions for import into NetBox. The absence of tests/init.py and the lack of --import-mode=importlib cause pytest prepend import mode to place the tests directory at the front of sys.path during collection. An unauthenticated contributor can add a module such as tests/git.py that shadows GitPython when tests/definitions_test.py executes from git import Git, Repo, or add tests/conftest.py for automatic collection-time execution. Python imports and runs the pull-request module before any test function, allowing arbitrary code execution on the GitHub Actions runner, test-result tampering, and access to tokens or network resources exposed to the workflow. This module-shadowing path is independent of the earlier pickle deserialization flaw and the separately tracked NETBOX_DT_LIBRARY_URL issue. This vulnerability is fixed by commit b0d9a3dadd0a0a9d3c93b0b2777559fd4bad1037."
                }
            ],
            "source": {
                "advisory": "GHSA-wwg5-825x-83g6",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-18T17:24:10.034628Z",
                                "id": "CVE-2026-54916",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-09-18T18:33:16.921Z"
                }
            }
        ]
    }
}