{"id":"CVE-2023-3764","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-3764","generatedAt":"2026-10-28T01:11:00.124Z","title":"The WooCommerce PDF Invoice Builder plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.2.90.","description":"The WooCommerce PDF Invoice Builder plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.2.90. This is due to missing or incorrect nonce validation on the Save function. This makes it possible for unauthenticated attackers to make changes to invoices via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","published":"2023-08-31T06:15:10.000Z","lastModified":"2026-06-17T06:14:48.000Z","status":"Modified","sourceIdentifier":"security@wordfence.com","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"},"cwe":["CWE-352"],"affected":["rednao/woocommerce pdf invoice builder"],"epss":{"score":0.00289,"percentile":0.21319,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.29%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://plugins.trac.wordpress.org/browser/woo-pdf-invoice-builder/trunk/woocommerce-pdf-invoice-ajax.php?rev=2935371#L894","tags":["Patch"],"source":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/changeset/2951617/woo-pdf-invoice-builder/trunk/woocommerce-pdf-invoice-ajax.php?old=2949518&old_path=woo-pdf-invoice-builder%2Ftrunk%2Fwoocommerce-pdf-invoice-ajax.php","tags":["Patch"],"source":"security@wordfence.com"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/ebf2e701-9f9b-4a78-a61a-0cf90cdd9755?source=cve","tags":["Third Party Advisory"],"source":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/woo-pdf-invoice-builder/trunk/woocommerce-pdf-invoice-ajax.php?rev=2935371#L894","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://plugins.trac.wordpress.org/changeset/2951617/woo-pdf-invoice-builder/trunk/woocommerce-pdf-invoice-ajax.php?old=2949518&old_path=woo-pdf-invoice-builder%2Ftrunk%2Fwoocommerce-pdf-invoice-ajax.php","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/ebf2e701-9f9b-4a78-a61a-0cf90cdd9755?source=cve","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-3764","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}