{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-59890",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-07-07T16:40:07.983Z",
        "datePublished": "2026-07-08T16:02:07.519Z",
        "dateUpdated": "2026-07-08T16:44:52.269Z"
    },
    "containers": {
        "cna": {
            "title": "setuptools: MANIFEST.in exclusion bypass in sdist via Unicode normalization collision (NFC/NFD) on macOS APFS/HFS+",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-176",
                            "lang": "en",
                            "description": "CWE-176: Improper Handling of Unicode Encoding",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-697",
                            "lang": "en",
                            "description": "CWE-697: Incorrect Comparison",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "LOCAL",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.1,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N",
                        "version": "3.1"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/pypa/setuptools/security/advisories/GHSA-h35f-9h28-mq5c",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/pypa/setuptools/security/advisories/GHSA-h35f-9h28-mq5c"
                },
                {
                    "name": "https://github.com/pypa/setuptools/commit/dd9f436a36486b4cb8a4c70a2321548b0be09b8f",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/pypa/setuptools/commit/dd9f436a36486b4cb8a4c70a2321548b0be09b8f"
                },
                {
                    "name": "https://github.com/pypa/setuptools/releases/tag/v83.0.0",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/pypa/setuptools/releases/tag/v83.0.0"
                }
            ],
            "affected": [
                {
                    "vendor": "pypa",
                    "product": "setuptools",
                    "versions": [
                        {
                            "version": "< 83.0.0",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-07-08T16:02:07.519Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. Prior to 83.0.0, FileList applied MANIFEST.in exclude, global-exclude, recursive-exclude, and prune directives by matching compiled glob patterns against on-disk file names without Unicode normalization, so on macOS APFS or HFS+ an NFD file name could bypass an NFC exclusion rule and be packed into a source distribution. This issue is fixed in version 83.0.0."
                }
            ],
            "source": {
                "advisory": "GHSA-h35f-9h28-mq5c",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "references": [
                    {
                        "url": "https://github.com/pypa/setuptools/security/advisories/GHSA-h35f-9h28-mq5c",
                        "tags": [
                            "exploit"
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-08T16:44:32.194805Z",
                                "id": "CVE-2026-59890",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-07-08T16:44:52.269Z"
                }
            }
        ]
    }
}