CVE-2021-4337

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This makes it possible for authenticated attackers, with subscriber-level permissions and above, to read, edit, or delete WordPress settings, plugin settings, and to arbitrarily list all users on a WordPress website. The plugins impacted are: Product Filter for WooCommerce < 8.2.0, Improved Product Options for WooCommerce < 5.3.0, Improved Sale Badges for WooCommerce < 4.4.0, Share, Print and PDF Products for WooCommerce < 2.8.0, Product Loops for WooCommerce < 1.7.0, XforWooCommerce < 1.7.0, Package Quantity Discount < 1.2.0, Price Commander for WooCommerce < 1.3.0, Comment and Review Spam Control for WooCommerce < 1.5.0, Add Product Tabs for WooCommerce < 1.5.0, Autopilot SEO for WooCommerce < 1.6.0, Floating Cart < 1.3.0, Live Search for WooCommerce < 2.1.0, Bulk Add to Cart for WooCommerce < 1.3.0, Live Product Editor for WooCommerce < 4.7.0, and Warranties and Returns for WooCommerce < 5.3.0."}], "title": "Multiple XforWooCommerce Add-On Plugins (Various Versions) - Missing Authorization", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve"}, {"url": "https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/"}, {"url": "https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-862 Missing Authorization", "cweId": "CWE-862", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH"}}], "credits": [{"lang": "en", "type": "finder", "value": "Jerome Bruandet"}], "timeline": [{"time": "2021-09-07T00:00:00.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:23:10.474Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve", "tags": ["x_transferred"]}, {"url": "https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/", "tags": ["x_transferred"]}, {"url": "https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-12-23T16:00:34.189441Z", "id": "CVE-2021-4337", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-23T16:20:14.700Z"}}]}}

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This makes it possible for authenticated attackers, with subscriber-level permissions and above, to read, edit, or delete WordPress settings, plugin settings, and to arbitrarily list all users on a WordPress website. The plugins impacted are: Product Filter for WooCommerce < 8.2.0, Improved Product Options for WooCommerce < 5.3.0, Improved Sale Badges for WooCommerce < 4.4.0, Share, Print and PDF Products for WooCommerce < 2.8.0, Product Loops for WooCommerce < 1.7.0, XforWooCommerce < 1.7.0, Package Quantity Discount < 1.2.0, Price Commander for WooCommerce < 1.3.0, Comment and Review Spam Control for WooCommerce < 1.5.0, Add Product Tabs for WooCommerce < 1.5.0, Autopilot SEO for WooCommerce < 1.6.0, Floating Cart < 1.3.0, Live Search for WooCommerce < 2.1.0, Bulk Add to Cart for WooCommerce < 1.3.0, Live Product Editor for WooCommerce < 4.7.0, and Warranties and Returns for WooCommerce < 5.3.0."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T16:33:21.807Z"}}}, "cveMetadata": {"cveId": "CVE-2021-4337", "state": "PUBLISHED", "dateUpdated": "2026-04-08T16:33:21.807Z", "dateReserved": "2023-06-06T12:20:33.347Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2023-06-07T12:43:07.139Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.2"}

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"B43756CF-DCF1-4BD6-AF3C-C3C564C9E85E", "versionEndExcluding": "1.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:xforwoocommerce:share\\,_print_and_pdf_products:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "A9523695-0B82-469A-8099-AF2E98D77D7B", "versionEndExcluding": "2.8.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:xforwoocommerce:warranties_and_returns:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "E1887B1A-86B3-49A3-AF94-86AE04C24DE0", "versionEndExcluding": "5.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:xforwoocommerce:xforwoocommerce:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "EEE062F3-7EC3-4FBC-A5E9-CCE825C2B36F", "versionEndExcluding": "1.7.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Sixteen XforWooCommerce Add-On Plugins for WordPress are vulnerable to authorization bypass due to a missing capability check on the wp_ajax_svx_ajax_factory function in various versions listed below. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to read, edit, or delete WordPress settings, plugin settings, and to arbitrarily list all users on a WordPress website. The plugins impacted are: Product Filter for WooCommerce < 8.2.0, Improved Product Options for WooCommerce < 5.3.0, Improved Sale Badges for WooCommerce < 4.4.0, Share, Print and PDF Products for WooCommerce < 2.8.0, Product Loops for WooCommerce < 1.7.0, XforWooCommerce < 1.7.0, Package Quantity Discount < 1.2.0, Price Commander for WooCommerce < 1.3.0, Comment and Review Spam Control for WooCommerce < 1.5.0, Add Product Tabs for WooCommerce < 1.5.0, Autopilot SEO for WooCommerce < 1.6.0, Floating Cart < 1.3.0, Live Search for WooCommerce < 2.1.0, Bulk Add to Cart for WooCommerce < 1.3.0, Live Product Editor for WooCommerce < 4.7.0, and Warranties and Returns for WooCommerce < 5.3.0."}], "id": "CVE-2021-4337", "lastModified": "2026-06-17T04:19:32.003", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "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:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security@wordfence.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "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:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-4337", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-12-23T16:00:34.189441Z", "version": "2.0.3"}}]}, "published": "2023-06-07T13:15:09.437", "references": [{"source": "security@wordfence.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/"}, {"source": "security@wordfence.com", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve"}, {"source": "security@wordfence.com", "tags": ["Vendor Advisory"], "url": "https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security@wordfence.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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