Find a vulnerability

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "nl-portal-backend-libraries",
          "vendor": "nl-portal",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.5.0, \u003c 3.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "NL Portal Backend Libraries provide backend components for Dutch government portals that interact with residents, customers, suppliers, and partner organizations. The `nl.nl-portal:taak` package from version 1.5.0 through 3.0.0 fails to verify ownership when processing the `submitTaakV2` GraphQL mutation, allowing an authenticated user who knows or guesses another user\u2019s task ID to read its form data, overwrite its submitted data, and mark the task as completed. Version 3.0.1 contains a patch. As a workaround, block the `submitTaakV2` mutation at the API gateway or restrict the `/graphql` endpoint to trusted networks"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639: Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-11T20:34:14.230Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/nl-portal/nl-portal-backend-libraries/security/advisories/GHSA-6h3c-r723-7fx3",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/nl-portal/nl-portal-backend-libraries/security/advisories/GHSA-6h3c-r723-7fx3"
        }
      ],
      "source": {
        "advisory": "GHSA-6h3c-r723-7fx3",
        "discovery": "UNKNOWN"
      },
      "title": "NL Portal: IDOR allows any authenticated user to complete and tamper with another user\u0027s taak"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-49464",
    "datePublished": "2026-09-11T20:34:14.230Z",
    "dateReserved": "2026-05-30T04:17:43.094Z",
    "dateUpdated": "2026-09-11T20:34:14.230Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "nl-portal-backend-libraries",
          "vendor": "nl-portal",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.5.0, \u003c 3.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "NL Portal Backend Libraries provide backend components for Dutch government portals that interact with residents, customers, suppliers, and partner organizations. The `nl.nl-portal:taak` package from version 1.5.0 through 3.0.0 fails to verify ownership when processing the `submitTaakV2` GraphQL mutation, allowing an authenticated user who knows or guesses another user\u2019s task ID to read its form data, overwrite its submitted data, and mark the task as completed. Version 3.0.1 contains a patch. As a workaround, block the `submitTaakV2` mutation at the API gateway or restrict the `/graphql` endpoint to trusted networks"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639: Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-11T20:34:14.230Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/nl-portal/nl-portal-backend-libraries/security/advisories/GHSA-6h3c-r723-7fx3",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/nl-portal/nl-portal-backend-libraries/security/advisories/GHSA-6h3c-r723-7fx3"
        }
      ],
      "source": {
        "advisory": "GHSA-6h3c-r723-7fx3",
        "discovery": "UNKNOWN"
      },
      "title": "NL Portal: IDOR allows any authenticated user to complete and tamper with another user\u0027s taak"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-49464",
    "datePublished": "2026-09-11T20:34:14.230Z",
    "dateReserved": "2026-05-30T04:17:43.094Z",
    "dateUpdated": "2026-09-11T20:34:14.230Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}