{"id":"CVE-2023-4919","aliases":["EUVD-2023-54755","GHSA-fhx9-p329-4x23"],"status":"published","title":"iframe \u003c= 4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'iframe' Shortcode","description":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe` shortcode in versions up to, and including, 4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permission and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 4.6 and fully patched in version 4.7.","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":0.00599,"percentile":0.48943,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-10-20T06:35:17Z","modified":"2026-06-17T06:38:54Z","products":[{"vendor":"iframe_project","product":"iframe"},{"vendor":"webvitaly","product":"iframe"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/3706deed-55f2-4dfb-bfed-7a14872cd15a?source=cve","tags":["x_transferred","Patch","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/iframe/tags/4.5/iframe.php#L28","tags":["x_transferred","Exploit"]},{"url":"https://plugins.trac.wordpress.org/browser/iframe/tags/4.5/iframe.php#L40","tags":["x_transferred","Exploit"]},{"url":"https://plugins.trac.wordpress.org/changeset/2970787/iframe#file4","tags":["x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4919"},{"url":"https://github.com/advisories/GHSA-fhx9-p329-4x23"}],"sources":{"cve":[{"id":"CVE-2023-4919","title":"iframe \u003c= 4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'iframe' Shortcode","description":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe` shortcode in versions up to, and including, 4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permission and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 4.6 and fully patched in version 4.7.","status":"published","published":"2023-10-20T06:35:17.176Z","modified":"2026-04-08T16:46:15.663Z","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":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54755","description":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe` shortcode in versions up to, and including, 4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permission and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 4.6 and fully patched in version 4.7.","status":"published","published":"2023-10-20T06:35:17Z","modified":"2026-04-08T16:46:15Z","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":"2026-11-02T19:25:03.268135Z"}],"ghsa":[{"id":"GHSA-fhx9-p329-4x23","title":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe`...","description":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe` shortcode in versions up to, and including, 4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permission and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 4.6 and fully patched in version 4.7.","status":"published","published":"2023-10-20T09:30:27Z","modified":"2024-04-04T08:49:50Z","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":"2026-11-02T14:57:01.930483Z"}],"nvd":[{"id":"CVE-2023-4919","description":"The iframe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `iframe` shortcode in versions up to, and including, 4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permission and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 4.6 and fully patched in version 4.7.","status":"published","published":"2023-10-20T07:15:16.033Z","modified":"2026-06-17T06:38:54.01Z","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":"2026-11-02T14:08:39.058878Z"}]}}