{"id":"CVE-2024-3559","aliases":["EUVD-2024-32145","GHSA-3fc6-rfv9-rx3p"],"status":"published","title":"Custom Field Suite \u003c= 2.6.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via cfs[post_content]","description":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00333,"percentile":0.26714,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-06-12T04:32:14Z","modified":"2026-06-17T07:44:30Z","products":[{"vendor":"custom_field_suite_project","product":"custom_field_suite"},{"vendor":"matt_gibbs","product":"custom_field_suite"},{"vendor":"mgibbs189","product":"custom field suite"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/56d8af3b-6c00-49ed-872a-64f7bebb470b?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/form.php#L69","tags":["x_transferred","Product"]},{"url":"https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282","tags":["x_transferred","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-3559"},{"url":"https://github.com/advisories/GHSA-3fc6-rfv9-rx3p"}],"sources":{"cve":[{"id":"CVE-2024-3559","title":"Custom Field Suite \u003c= 2.6.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via cfs[post_content]","description":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-06-12T04:32:14.311Z","modified":"2026-04-08T16:54:14.048Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:10.961618Z"}],"euvd":[{"id":"EUVD-2024-32145","description":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-06-12T04:32:14Z","modified":"2026-04-08T16:54:14Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:58.224332Z"}],"ghsa":[{"id":"GHSA-3fc6-rfv9-rx3p","title":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the...","description":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-06-12T06:30:41Z","modified":"2025-02-05T15:33:21Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:59:48.241087Z"}],"nvd":[{"id":"CVE-2024-3559","description":"The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-06-12T05:15:49.23Z","modified":"2026-06-17T07:44:30.9Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:04.804473Z"}]}}