{"id":"CVE-2026-107748","aliases":["EUVD-2026-102661","GHSA-q4wg-8pfx-jfgq"],"status":"published","title":"User Profile Builder \u003c= 4.0.3 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'display_name' Parameter","description":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload persists in wp_comments.comment_author independently of the user account, so removing or changing the attacker's display name after the comment is posted does not neutralize the stored script.","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":"2026-11-11","score":0.00195,"percentile":0.09333,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-16T05:30:20Z","modified":"2026-10-16T15:17:05Z","products":[{"vendor":"cozmoslabs","product":"user profile builder – beautiful user registration forms, user profiles \u0026 user role editor"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/2f466add-992b-46c7-a1cc-5c05d59f4bdf?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/functions.php#L582"},{"url":"https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/functions.php#L585"},{"url":"https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/functions.php#L593"},{"url":"https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/front-end/default-fields/display-name/display-name.php#L81"},{"url":"https://plugins.trac.wordpress.org/changeset/3741133/profile-builder"},{"url":"https://plugins.trac.wordpress.org/changeset/3741133/profile-builder/trunk/features/functions.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107748"},{"url":"https://github.com/advisories/GHSA-q4wg-8pfx-jfgq"}],"sources":{"cve":[{"id":"CVE-2026-107748","title":"User Profile Builder \u003c= 4.0.3 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'display_name' Parameter","description":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload persists in wp_comments.comment_author independently of the user account, so removing or changing the attacker's display name after the comment is posted does not neutralize the stored script.","status":"published","published":"2026-10-16T05:30:20.376Z","modified":"2026-10-16T14:39:04.655Z","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":"2026-11-02T13:45:14.072357Z"}],"euvd":[{"id":"EUVD-2026-102661","description":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload persists in wp_comments.comment_author independently of the user account, so removing or changing the attacker's display name after the comment is posted does not neutralize the stored script.","status":"published","published":"2026-10-16T05:30:20Z","modified":"2026-10-16T14:39:04Z","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":"2026-11-02T17:00:05.596619Z"}],"ghsa":[{"id":"GHSA-q4wg-8pfx-jfgq","title":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor...","description":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload persists in wp_comments.comment_author independently of the user account, so removing or changing the attacker's display name after the comment is posted does not neutralize the stored script.","status":"published","published":"2026-10-16T06:30:27Z","modified":"2026-10-16T06:30:34Z","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":"2026-11-02T15:13:51.12467Z"}],"nvd":[{"id":"CVE-2026-107748","description":"The User Profile Builder – Beautiful User Registration Forms, User Profiles \u0026 User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload persists in wp_comments.comment_author independently of the user account, so removing or changing the attacker's display name after the comment is posted does not neutralize the stored script.","status":"published","published":"2026-10-16T06:17:05.99Z","modified":"2026-10-16T15:17:05.44Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:59.751798Z"}]}}