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    2 vulnerabilities by THU-MAIC

    CVE-2026-86259 (GCVE-0-2026-86259)

    Vulnerability from nvd – Published: 2026-09-06 12:37 – Updated: 2026-09-06 12:37
    VLAI
    Title
    OpenMAIC before 1.0.1 SSRF via Environment-Gated URL Validation
    Summary
    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.
    Severity
    9 (Critical)
    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
    7.5 (High)
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
    CWE
    • CWE-918 - Server-Side Request Forgery (SSRF)
    • CWE-306 - Missing Authentication for Critical Function
    Assigner
    References
    Impacted products
    Vendor Product Version
    THU-MAIC OpenMAIC Affected: 0 , < 1.0.1 (semver)
    Unaffected: 1.0.1 (semver)
    		Create a notification for this product.
    Date Public
    2026-09-06 00:00
    Credits
    Tong Hoang Gia
    Show details on NVD website
    To clipboard 

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

    CVE-2026-86259 (GCVE-0-2026-86259)

    Vulnerability from cvelistv5 – Published: 2026-09-06 12:37 – Updated: 2026-09-06 12:37
    VLAI
    Title
    OpenMAIC before 1.0.1 SSRF via Environment-Gated URL Validation
    Summary
    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.
    Severity
    9 (Critical)
    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
    7.5 (High)
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
    CWE
    • CWE-918 - Server-Side Request Forgery (SSRF)
    • CWE-306 - Missing Authentication for Critical Function
    Assigner
    References
    Impacted products
    Vendor Product Version
    THU-MAIC OpenMAIC Affected: 0 , < 1.0.1 (semver)
    Unaffected: 1.0.1 (semver)
    		Create a notification for this product.
    Date Public
    2026-09-06 00:00
    Credits
    Tong Hoang Gia
    Show details on NVD website
    To clipboard 

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