{"id":"CVE-2026-15665","aliases":["EUVD-2026-48504","GHSA-64jj-pfw2-rm5w"],"status":"published","title":"Fluent Support \u003c= 2.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute","description":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute in all versions up to, and including, 2.3.0 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. The XSS payload is in a hidden attribute so it only fires in specific browsers when specific access keys are used making exploitation unlikely.","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":"2026-11-10","score":0.00343,"percentile":0.28116,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-24T06:51:58Z","modified":"2026-07-24T21:16:42Z","products":[{"vendor":"techjewel","product":"fluent support – helpdesk \u0026 customer support ticket system"},{"vendor":"wpmanageninja","product":"fluent support – helpdesk \u0026 customer support ticket system"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0c963224-e680-4ca6-85ae-07cd0ee6c1d4?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/fluent-support/tags/2.3.0/app/Hooks/Handlers/AuthHandler.php#L149"},{"url":"https://plugins.trac.wordpress.org/browser/fluent-support/tags/2.3.0/app/Hooks/Handlers/AuthHandler.php#L201"},{"url":"https://plugins.trac.wordpress.org/browser/fluent-support/tags/2.3.0/app/Hooks/Handlers/AuthHandler.php#L500"},{"url":"https://plugins.trac.wordpress.org/browser/fluent-support/tags/2.3.0/app/Hooks/Handlers/AuthHandler.php#L111"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3609122%40fluent-support\u0026new=3609122%40fluent-support"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15665"},{"url":"https://github.com/advisories/GHSA-64jj-pfw2-rm5w"}],"sources":{"cve":[{"id":"CVE-2026-15665","title":"Fluent Support \u003c= 2.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute","description":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute in all versions up to, and including, 2.3.0 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. The XSS payload is in a hidden attribute so it only fires in specific browsers when specific access keys are used making exploitation unlikely.","status":"published","published":"2026-07-24T06:51:58.346Z","modified":"2026-07-24T20:26:51.11Z","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":"2026-11-02T13:47:39.876248Z"}],"euvd":[{"id":"EUVD-2026-48504","description":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute in all versions up to, and including, 2.3.0 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. The XSS payload is in a hidden attribute so it only fires in specific browsers when specific access keys are used making exploitation unlikely.","status":"published","published":"2026-07-24T06:51:58Z","modified":"2026-07-24T20:26:51Z","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":"2026-11-02T18:19:38.612768Z"}],"ghsa":[{"id":"GHSA-64jj-pfw2-rm5w","title":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable...","description":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute in all versions up to, and including, 2.3.0 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. The XSS payload is in a hidden attribute so it only fires in specific browsers when specific access keys are used making exploitation unlikely.","status":"published","published":"2026-07-24T09:32:15Z","modified":"2026-07-24T09:32:27Z","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":"2026-11-02T15:09:45.939583Z"}],"nvd":[{"id":"CVE-2026-15665","description":"The Fluent Support – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute in all versions up to, and including, 2.3.0 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. The XSS payload is in a hidden attribute so it only fires in specific browsers when specific access keys are used making exploitation unlikely.","status":"published","published":"2026-07-24T08:16:26.41Z","modified":"2026-07-24T21:16:42.46Z","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":"2026-11-02T14:12:32.473901Z"}]}}