nopCommerce before 5.00.0 Missing Authorization via Admin ProductController Add Popup Handlers

{
  "id": "8d109a04a4f5019e32eaaf9d67531cf5dd4850643d4e72ae667b790560633986",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-117605",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nopCommerce before 5.00.0 Missing Authorization via Admin ProductController Add Popup Handlers",
    "summary": "nopCommerce before 5.00.0 contains a missing authorization vulnerability in the admin ProductController RelatedProductAddPopup, CrossSellProductAddPopup and AssociatedProductAddPopup handlers that fail to verify parent product ownership. Authenticated vendors can submit another vendor's product id as model.ProductId to inject their products into the victim's related-products, cross-sell and grouped-product listings.",
    "evidence": "cve:CVE-2026-117605",
    "products": [
      {
        "name": {
          "value": "nopCommerce",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-117605",
      "aliases": [
        "CVE-2026-117605"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 5.3,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "LOW",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 4.3,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "integrityImpact": "LOW",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "NONE",
            "privilegesRequired": "LOW",
            "confidentialityImpact": "NONE"
          }
        }
      ],
      "affected": [
        {
          "repo": "https://github.com/nopSolutions/nopCommerce",
          "vendor": "nopSolutions",
          "product": "nopCommerce",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "5.00.0",
              "versionType": "custom"
            }
          ],
          "packageURL": "pkg:github/nopSolutions/nopCommerce",
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-28T16:12:20.568Z",
      "provider": "cve",
      "references": [
        "https://github.com/nopSolutions/nopCommerce/issues/8417",
        "https://github.com/nopSolutions/nopCommerce/commit/fbdbe18d43b42b7e269f7118cfc9533349ed2dc0",
        "https://github.com/nopSolutions/nopCommerce/blob/918444773367deb734b93d3ad80e17325d6c147a/src/Presentation/Nop.Web/Areas/Admin/Controllers/ProductController.cs#L1655-L1679",
        "https://github.com/nopSolutions/nopCommerce/releases/tag/release-5.00.0",
        "https://github.com/nopSolutions/nopCommerce",
        "https://www.vulncheck.com/advisories/nopcommerce-before-5.00.0-missing-authorization-via-admin-productcontroller-add-popup-handlers"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-117605",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T14:35:13.096336Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T16:12:20.568Z"
            }
          }
        ],
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-28T02:03:15.191Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-117605",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 460252,
  "published_at": "2026-10-28T02:03:15.191+00:00"
}