{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-86259",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-09-06T11:35:19.317Z",
        "datePublished": "2026-09-06T12:37:50.155Z",
        "dateUpdated": "2026-09-06T12:37:50.155Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2026-09-06T12:37:50.155Z"
            },
            "datePublic": "2026-09-06T00:00:00.000Z",
            "title": "OpenMAIC before 1.0.1 SSRF via Environment-Gated URL Validation",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "OpenMAIC before 1.0.1 skips server-side request forgery validation in non-production builds, allowing unauthenticated attackers to reach cloud instance metadata services. Attackers can supply arbitrary provider URLs via the x-base-url header or baseUrl parameter to access sensitive cloud credentials and metadata."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Server-Side Request Forgery (SSRF)",
                            "cweId": "CWE-918",
                            "type": "CWE"
                        },
                        {
                            "lang": "en",
                            "description": "Missing Authentication for Critical Function",
                            "cweId": "CWE-306",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "THU-MAIC",
                    "product": "OpenMAIC",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:github/THU-MAIC/OpenMAIC",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "1.0.1"
                        },
                        {
                            "version": "1.0.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:N/SA:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "LOW",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 9,
                        "baseSeverity": "CRITICAL"
                    }
                },
                {
                    "format": "CVSS",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "LOW",
                        "availabilityImpact": "NONE",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/THU-MAIC/OpenMAIC/security/advisories/GHSA-9m7h-vh2h-rc3w",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "name": "GitHub Security Advisory (GHSA-9m7h-vh2h-rc3w)"
                },
                {
                    "url": "https://github.com/THU-MAIC/OpenMAIC/blob/v1.0.0/middleware.ts#L60-L63",
                    "tags": [
                        "technical-description"
                    ],
                    "name": "Fail-open access-code middleware at v1.0.0"
                },
                {
                    "url": "https://github.com/THU-MAIC/OpenMAIC/blob/v1.0.0/app/api/generate/image/route.ts#L73-L78",
                    "tags": [
                        "technical-description"
                    ],
                    "name": "NODE_ENV-gated SSRF validation at v1.0.0"
                },
                {
                    "url": "https://github.com/THU-MAIC/OpenMAIC/releases/tag/v1.0.1",
                    "tags": [
                        "patch",
                        "release-notes"
                    ],
                    "name": "OpenMAIC v1.0.1 Release Notes"
                },
                {
                    "url": "https://github.com/THU-MAIC/OpenMAIC",
                    "tags": [
                        "product"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: OpenMAIC before 1.0.1 SSRF via Environment-Gated URL Validation",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/openmaic-before-1.0.1-ssrf-via-environment-gated-url-validation"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Tong Hoang Gia",
                    "type": "reporter"
                }
            ],
            "x_generator": {
                "engine": "vulncheck-endgame"
            }
        }
    }
}