{"id":"CVE-2026-15782","aliases":["EUVD-2026-46155","GHSA-74qf-x6g6-4pr7"],"status":"published","title":"WPForms \u003c= 2.0.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content","description":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026 More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content in all versions up to, and including, 2.0.0.1 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. Exploitation requires the OptinMonster plugin to be installed and configured with an active inline campaign that outputs matching #om-{id} markup on the target page, as the WPForms handler only fires when OptinMonster emits its 'om.Campaign.load' event.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0029,"percentile":0.21832,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-21T05:35:28Z","modified":"2026-07-21T16:54:45Z","products":[{"vendor":"smub","product":"wpforms – ai form builder for wordpress – contact forms, payment forms, survey form, quiz \u0026 more"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/6d5264a1-dabf-4630-9871-ab6e14817768?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.2.1/assets/js/frontend/wpforms.min.js#L5"},{"url":"https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.4/assets/js/frontend/wpforms.min.js#L5"},{"url":"https://plugins.trac.wordpress.org/changeset/3610719/wpforms-lite/trunk/assets/js/frontend/wpforms.min.js?old=3586095\u0026old_path=wpforms-lite%2Ftrunk%2Fassets%2Fjs%2Ffrontend%2Fwpforms.min.js"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15782"},{"url":"https://github.com/advisories/GHSA-74qf-x6g6-4pr7"}],"sources":{"cve":[{"id":"CVE-2026-15782","title":"WPForms \u003c= 2.0.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content","description":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026 More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content in all versions up to, and including, 2.0.0.1 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. Exploitation requires the OptinMonster plugin to be installed and configured with an active inline campaign that outputs matching #om-{id} markup on the target page, as the WPForms handler only fires when OptinMonster emits its 'om.Campaign.load' event.","status":"published","published":"2026-07-21T05:35:28.946Z","modified":"2026-07-21T13:27:49.495Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:47:51.033687Z"}],"euvd":[{"id":"EUVD-2026-46155","description":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026 More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content in all versions up to, and including, 2.0.0.1 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. Exploitation requires the OptinMonster plugin to be installed and configured with an active inline campaign that outputs matching #om-{id} markup on the target page, as the WPForms handler only fires when OptinMonster emits its 'om.Campaign.load' event.","status":"published","published":"2026-07-21T05:35:28Z","modified":"2026-07-21T13:27:49Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:19:47.436242Z"}],"ghsa":[{"id":"GHSA-74qf-x6g6-4pr7","title":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026...","description":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026 More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content in all versions up to, and including, 2.0.0.1 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. Exploitation requires the OptinMonster plugin to be installed and configured with an active inline campaign that outputs matching #om-{id} markup on the target page, as the WPForms handler only fires when OptinMonster emits its 'om.Campaign.load' event.","status":"published","published":"2026-07-21T06:31:18Z","modified":"2026-07-21T06:31:23Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:09:37.555146Z"}],"nvd":[{"id":"CVE-2026-15782","description":"The WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz \u0026 More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via OptinMonster Integration data-sitekey Attribute in Post Content in all versions up to, and including, 2.0.0.1 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. Exploitation requires the OptinMonster plugin to be installed and configured with an active inline campaign that outputs matching #om-{id} markup on the target page, as the WPForms handler only fires when OptinMonster emits its 'om.Campaign.load' event.","status":"published","published":"2026-07-21T06:16:28.21Z","modified":"2026-07-21T16:54:45.743Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:31.024898Z"}]}}