{"id":"CVE-2025-11829","aliases":["EUVD-2025-60970","GHSA-g46h-r8hj-w7cg"],"status":"published","title":"Five9 Live Chat \u003c= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'toolbar' attribute of the [five9-chat] shortcode in all versions up to, and including, 1.1.2. This is 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.","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":0.00235,"percentile":0.14564,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-11-11T03:30:34Z","modified":"2026-10-18T21:10:00Z","products":[{"vendor":"five9","product":"five9 live chat"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/28548108-a004-4aeb-a0ad-269a73a71331?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/five9/tags/1.1.2/includes/class-widget.php#L151"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11829"},{"url":"https://github.com/advisories/GHSA-g46h-r8hj-w7cg"}],"sources":{"cve":[{"id":"CVE-2025-11829","title":"Five9 Live Chat \u003c= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'toolbar' attribute of the [five9-chat] shortcode in all versions up to, and including, 1.1.2. This is 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.","status":"published","published":"2025-11-11T03:30:34.777Z","modified":"2026-04-08T16:43:07.115Z","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":"2026-11-02T14:32:50.520421Z"}],"euvd":[{"id":"EUVD-2025-60970","description":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'toolbar' attribute of the [five9-chat] shortcode in all versions up to, and including, 1.1.2. This is 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.","status":"published","published":"2025-11-11T03:30:34Z","modified":"2026-04-08T16:43:07Z","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":"2026-11-02T19:25:05.655339Z"}],"ghsa":[{"id":"GHSA-g46h-r8hj-w7cg","title":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ...","description":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'toolbar' attribute of the [five9-chat] shortcode in all versions up to, and including, 1.1.2. This is 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.","status":"published","published":"2025-11-11T06:30:20Z","modified":"2025-11-11T06:30:29Z","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":"2026-11-02T15:04:44.099683Z"}],"nvd":[{"id":"CVE-2025-11829","description":"The Five9 Live Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'toolbar' attribute of the [five9-chat] shortcode in all versions up to, and including, 1.1.2. This is 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.","status":"published","published":"2025-11-11T04:15:42.77Z","modified":"2026-10-18T21:10:00.12Z","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":"2026-11-02T14:11:42.870953Z"}]}}