{
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://packagist.org",
          "defaultStatus": "unaffected",
          "packageName": "craftcms/commerce-mollie",
          "product": "commerce-mollie",
          "vendor": "craftcms",
          "versions": [
            {
              "lessThan": "4.4.3",
              "status": "affected",
              "version": "2.1.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:craftcms:commerce-mollie:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.4.3",
                  "versionStartIncluding": "2.1.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "OR"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "@ouribe"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "Hackrate"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eThe Mollie webhook endpoint accepts two independent, attacker-controlled parameters and never verifies that they belong together:\u003c/p\u003e\u003cul\u003e\u003cli\u003e\u003ccode\u003ecommerceTransactionHash\u003c/code\u003e\u0026nbsp;\u2014 selects which Craft Commerce transaction is completed\u003c/li\u003e\u003cli\u003e\u003ccode\u003eid\u003c/code\u003e\u0026nbsp;\u2014 selects which Mollie payment is queried for its status\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eAn unauthenticated attacker holding any paid Mollie payment ID from the merchant\u2019s account can pair it with any transaction hash.\u003c/p\u003e\u003cp\u003eCommerce queries Mollie, sees\u0026nbsp;\u003ccode\u003estatus: paid\u003c/code\u003e, and marks the target transaction successful for that transaction\u2019s full\u003cbr\u003eamount, regardless of how much was actually paid.\u003c/p\u003e"
            }
          ],
          "value": "The Mollie webhook endpoint accepts two independent, attacker-controlled parameters and never verifies that they belong together:\n\n  *  commerceTransactionHash\u00a0\u2014 selects which Craft Commerce transaction is completed\n  *  id\u00a0\u2014 selects which Mollie payment is queried for its status\n\n\n\n\nAn unauthenticated attacker holding any paid Mollie payment ID from the merchant\u2019s account can pair it with any transaction hash.\n\n\n\nCommerce queries Mollie, sees\u00a0status: paid, and marks the target transaction successful for that transaction\u2019s full\namount, regardless of how much was actually paid."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-345",
              "description": "CWE-345 Insufficient Verification of Data Authenticity",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-23T21:50:13.188Z",
        "orgId": "7004884b-51e2-48e8-b4a2-5ca29e80453e",
        "shortName": "Hackrate"
      },
      "references": [
        {
          "tags": [
            "third-party-advisory",
            "technical-description",
            "mitigation"
          ],
          "url": "https://www.hckrt.com/hacktivity/HCKRT-6RB2BC"
        },
        {
          "tags": [
            "release-notes"
          ],
          "url": "https://github.com/craftcms/commerce-mollie/releases/tag/4.4.3"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/craftcms/commerce-mollie"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://github.com/craftcms/commerce-mollie/security/advisories/GHSA-3qcx-mjf6-48vj"
        }
      ],
      "source": {
        "advisory": "GHSA-3qcx-mjf6-48vj",
        "discovery": "UNKNOWN"
      },
      "title": "Unauthenticated payment reuse allows unpaid orders to be marked as paid",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7004884b-51e2-48e8-b4a2-5ca29e80453e",
    "assignerShortName": "Hackrate",
    "cveId": "CVE-2026-115937",
    "datePublished": "2026-10-23T21:50:13.188Z",
    "dateReserved": "2026-10-23T21:25:09.997Z",
    "dateUpdated": "2026-10-23T21:50:13.188Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}