{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-100186", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-09-25T13:40:41.077Z", "datePublished": "2026-10-16T05:30:28.153Z", "dateUpdated": "2026-10-16T05:30:28.153Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-10-16T05:30:28.153Z"}, "affected": [{"vendor": "cozmoslabs", "product": "User Profile Builder \u2013 Beautiful User Registration Forms, User Profiles & User Role Editor", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "4.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The User Profile Builder \u2013 Beautiful User Registration Forms, User Profiles & User Role Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via First Name Field in all versions up to, and including, 4.0.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This vulnerability is only exploitable when the Email Confirmation feature is enabled in Profile Builder."}], "title": "User Profile Builder <= 4.0.3 - Unauthenticated Stored Cross-Site Scripting via First Name Field", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/f3f2ecdb-bbd0-4834-b731-88724ca0dfd7?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/email-confirmation/class-email-confirmation.php#L99"}, {"url": "https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/email-confirmation/class-email-confirmation.php#L100"}, {"url": "https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/front-end/default-fields/first-name/first-name.php#L56"}, {"url": "https://plugins.trac.wordpress.org/browser/profile-builder/tags/4.0.3/features/email-confirmation/email-confirmation.php#L470"}, {"url": "https://plugins.trac.wordpress.org/changeset/3741133/profile-builder"}, {"url": "https://plugins.trac.wordpress.org/changeset/3741133/profile-builder/trunk/features/email-confirmation/class-email-confirmation.php"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "credits": [{"lang": "en", "type": "finder", "value": "whale120"}], "timeline": [{"time": "2026-09-25T13:55:47.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-10-15T16:37:17.000Z", "lang": "en", "value": "Disclosed"}]}}}

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