{"id":"CVE-2025-4594","aliases":["EUVD-2025-28026","GHSA-76ff-4qhm-jx5q"],"status":"published","title":"Tournamatch \u003c= 4.6.1 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'trn-ladder-registration-button' shortcode in all versions up to, and including, 4.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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":"2026-11-09","score":0.00281,"percentile":0.20704,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-05-23T03:39:40Z","modified":"2026-06-17T09:33:35Z","products":[{"vendor":"tournamatch","product":"tournamatch"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/fc912831-bbdd-4f8f-a620-47e41b1b731d?source=cve","tags":["Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/tournamatch/tags/4.6.1/includes/shortcodes/class-shortcodes.php#L273","tags":["Product"]},{"url":"https://plugins.trac.wordpress.org/changeset/3295681/tournamatch/trunk/includes/shortcodes/class-shortcodes.php","tags":["Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4594"},{"url":"https://github.com/advisories/GHSA-76ff-4qhm-jx5q"}],"sources":{"cve":[{"id":"CVE-2025-4594","title":"Tournamatch \u003c= 4.6.1 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'trn-ladder-registration-button' shortcode in all versions up to, and including, 4.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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":"2025-05-23T03:39:40.713Z","modified":"2026-04-08T17:34:48.225Z","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":"2026-11-02T14:32:48.167635Z"}],"euvd":[{"id":"EUVD-2025-28026","description":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'trn-ladder-registration-button' shortcode in all versions up to, and including, 4.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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":"2025-05-23T03:39:40Z","modified":"2026-04-08T17:34:48Z","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":"2026-11-02T19:24:32.351737Z"}],"ghsa":[{"id":"GHSA-76ff-4qhm-jx5q","title":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin...","description":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'trn-ladder-registration-button' shortcode in all versions up to, and including, 4.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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":"2025-05-23T06:30:30Z","modified":"2025-05-23T06:30:36Z","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":"2026-11-02T15:02:25.260816Z"}],"nvd":[{"id":"CVE-2025-4594","description":"The Tournamatch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'trn-ladder-registration-button' shortcode in all versions up to, and including, 4.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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":"2025-05-23T04:15:33.487Z","modified":"2026-06-17T09:33:35.36Z","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"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:09.562272Z"}]}}