{"id":"CVE-2026-1191","aliases":["EUVD-2026-4553","GHSA-3x4x-4626-f4x9"],"status":"published","title":"JavaScript Notifier \u003c= 1.2.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via Plugin Settings","description":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00232,"percentile":0.14162,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-01-24T09:08:07Z","modified":"2026-06-17T10:15:18Z","products":[{"vendor":"freemp","product":"javascript notifier"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/97696702-4d40-41dd-a25f-f2ee7681a2c9?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/javascript-notifier/trunk/javascript-notifier.php#L75"},{"url":"https://plugins.trac.wordpress.org/browser/javascript-notifier/tags/1.2.8/javascript-notifier.php#L75"},{"url":"https://plugins.trac.wordpress.org/changeset/3449861/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1191"},{"url":"https://plugins.trac.wordpress.org/changeset/3449861"},{"url":"https://github.com/advisories/GHSA-3x4x-4626-f4x9"}],"sources":{"cve":[{"id":"CVE-2026-1191","title":"JavaScript Notifier \u003c= 1.2.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via Plugin Settings","description":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-01-24T09:08:07.887Z","modified":"2026-04-08T17:10:25.216Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:01.271368Z"}],"euvd":[{"id":"EUVD-2026-4553","description":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-01-24T09:08:07Z","modified":"2026-04-08T17:10:25Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:48.525699Z"}],"ghsa":[{"id":"GHSA-3x4x-4626-f4x9","title":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via...","description":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-01-24T09:30:28Z","modified":"2026-04-08T18:34:04Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:07:16.84454Z"}],"nvd":[{"id":"CVE-2026-1191","description":"The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-01-24T09:15:53.847Z","modified":"2026-06-17T10:15:18.107Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:04.769088Z"}]}}