{"id":"CVE-2026-1543","aliases":["EUVD-2026-31211","GHSA-c7gm-xj5j-p869"],"status":"published","title":"Avada (Fusion) Builder \u003c= 3.15.2 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Multiple Shortcodes","description":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).","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":0.00337,"percentile":0.27391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-05-21T04:28:02Z","modified":"2026-07-23T15:10:00Z","products":[{"vendor":"themefusion","product":"avada (fusion) builder"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/72a6b040-ed02-4561-82f2-4adb820bdf7d?source=cve"},{"url":"https://themeforest.net/item/avada-responsive-multipurpose-theme/2833226"},{"url":"https://avada.com/documentation/avada-changelog/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1543"},{"url":"https://avada.com/documentation/avada-changelog"},{"url":"https://github.com/advisories/GHSA-c7gm-xj5j-p869"}],"sources":{"cve":[{"id":"CVE-2026-1543","title":"Avada (Fusion) Builder \u003c= 3.15.2 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Multiple Shortcodes","description":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).","status":"published","published":"2026-05-21T04:28:02.593Z","modified":"2026-05-21T12:08:39.173Z","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":"2026-11-02T14:20:01.271368Z"}],"euvd":[{"id":"EUVD-2026-31211","description":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).","status":"published","published":"2026-05-21T04:28:02Z","modified":"2026-05-21T12:08:39Z","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":"2026-11-02T18:21:13.845677Z"}],"ghsa":[{"id":"GHSA-c7gm-xj5j-p869","title":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via...","description":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).","status":"published","published":"2026-05-21T06:31:31Z","modified":"2026-05-21T06:31:41Z","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":"2026-11-02T15:08:14.55753Z"}],"nvd":[{"id":"CVE-2026-1543","description":"The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).","status":"published","published":"2026-05-21T05:16:22.257Z","modified":"2026-07-23T15:10:00.137Z","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":"2026-11-02T14:12:19.752984Z"}]}}