{"id":"CVE-2025-4392","aliases":["EUVD-2025-16717","GHSA-jqmx-89c6-9c25"],"status":"published","title":"Shared Files \u003c= 1.7.48 - Unauthenticated Stored Cross-Site Scripting via sanitize_file Function","description":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is vulnerable to Stored Cross-Site Scripting via html File uploads in all versions up to, and including, 1.7.48 due to insufficient input sanitization and output escaping within the sanitize_file() function. This makes it possible for unauthenticated attackers to bypass the plugin’s MIME-only checks and inject arbitrary web scripts in pages that will execute whenever a user accesses the html file.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00377,"percentile":0.31969,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-06-03T09:22:03Z","modified":"2026-06-17T09:33:10Z","products":[{"vendor":"anssilaitila","product":"shared files – frontend file upload form \u0026 secure file sharing"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/469a9c8a-0708-4c93-99d8-e9157a1f91f5?source=cve"},{"url":"https://github.com/anssilaitila/shared-files/blob/master/admin/class-sf-admin-allow-more-file-types.php"},{"url":"https://wordpress.org/plugins/shared-files/#developers"},{"url":"https://plugins.trac.wordpress.org/changeset/3304053/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4392"},{"url":"https://plugins.trac.wordpress.org/changeset/3304053"},{"url":"https://github.com/advisories/GHSA-jqmx-89c6-9c25"}],"sources":{"cve":[{"id":"CVE-2025-4392","title":"Shared Files \u003c= 1.7.48 - Unauthenticated Stored Cross-Site Scripting via sanitize_file Function","description":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is vulnerable to Stored Cross-Site Scripting via html File uploads in all versions up to, and including, 1.7.48 due to insufficient input sanitization and output escaping within the sanitize_file() function. This makes it possible for unauthenticated attackers to bypass the plugin’s MIME-only checks and inject arbitrary web scripts in pages that will execute whenever a user accesses the html file.","status":"published","published":"2025-06-03T09:22:03.896Z","modified":"2026-04-08T16:49:52.331Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:48.512547Z"}],"euvd":[{"id":"EUVD-2025-16717","description":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is vulnerable to Stored Cross-Site Scripting via html File uploads in all versions up to, and including, 1.7.48 due to insufficient input sanitization and output escaping within the sanitize_file() function. This makes it possible for unauthenticated attackers to bypass the plugin’s MIME-only checks and inject arbitrary web scripts in pages that will execute whenever a user accesses the html file.","status":"published","published":"2025-06-03T09:22:03Z","modified":"2026-04-08T16:49:52Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T19:25:00.379528Z"}],"ghsa":[{"id":"GHSA-jqmx-89c6-9c25","title":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is...","description":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is vulnerable to Stored Cross-Site Scripting via html File uploads in all versions up to, and including, 1.7.48 due to insufficient input sanitization and output escaping within the sanitize_file() function. This makes it possible for unauthenticated attackers to bypass the plugin’s MIME-only checks and inject arbitrary web scripts in pages that will execute whenever a user accesses the html file.","status":"published","published":"2025-06-03T12:30:31Z","modified":"2025-06-03T12:30:37Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:32.612356Z"}],"nvd":[{"id":"CVE-2025-4392","description":"The Shared Files – Frontend File Upload Form \u0026 Secure File Sharing plugin for WordPress is vulnerable to Stored Cross-Site Scripting via html File uploads in all versions up to, and including, 1.7.48 due to insufficient input sanitization and output escaping within the sanitize_file() function. This makes it possible for unauthenticated attackers to bypass the plugin’s MIME-only checks and inject arbitrary web scripts in pages that will execute whenever a user accesses the html file.","status":"published","published":"2025-06-03T10:15:22.397Z","modified":"2026-06-17T09:33:10.62Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:10.143444Z"}]}}