PayDunya WooCommerce Payment Gateway 1.1.6 - Unauthenticated Order Payment Completion via Webhook Forgery

{
  "id": "91c91837bcc7de7b0705b7ea33c7f4183ef3ecec4c4ec0b6b046673e91af6e9a",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-103359",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "PayDunya WooCommerce Payment Gateway 1.1.6 - Unauthenticated Order Payment Completion via Webhook Forgery",
    "summary": "The PayDunya WooCommerce Payment Gateway WordPress plugin through 1.1.6 does not verify the authenticity of incoming payment notifications and, until the gateway is configured, authenticates them with a value derived from an empty secret that anyone can compute, allowing unauthenticated attackers to mark arbitrary WooCommerce orders as paid and completed.",
    "evidence": "cve:CVE-2026-103359",
    "products": [
      {
        "name": {
          "value": "PayDunya WooCommerce Payment Gateway",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-103359",
      "aliases": [
        "CVE-2026-103359"
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "version": "3.1",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Unknown",
          "product": "PayDunya WooCommerce Payment Gateway",
          "versions": [
            {
              "status": "affected",
              "version": "1.1.6",
              "versionType": "semver",
              "lessThanOrEqual": "1.1.6"
            }
          ],
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unknown"
        }
      ],
      "modified": "2026-10-28T17:35:39.229Z",
      "provider": "cve",
      "references": [
        "https://wpscan.com/vulnerability/d2d7c885-9525-41e0-9666-04a4a8cd183f/"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-103359",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T17:35:18.868193Z"
                  }
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "lang": "en",
                    "type": "CWE",
                    "cweId": "CWE-345",
                    "description": "CWE-345 Insufficient Verification of Data Authenticity"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T17:35:39.229Z"
            }
          }
        ],
        "cna": {
          "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
          "shortName": "WPScan",
          "dateUpdated": "2026-10-27T06:42:43.340Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-103359",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 466424,
  "published_at": "2026-10-27T06:42:43.34+00:00"
}