{"id":"CVE-2026-16776","aliases":["EUVD-2026-96093","GHSA-8r3f-7w4p-5xwm"],"status":"published","title":"MP3 Audio Player \u003c= 5.14.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.14.2 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. WordPress's save-time wp_kses_post does not neutralize the payload because the attack is delivered via shortcode attributes rather than raw HTML in post content, allowing the unescaped values to survive to render time.","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":0.00195,"percentile":0.09302,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-10T05:30:58Z","modified":"2026-10-13T13:30:21Z","products":[{"vendor":"sonaar","product":"mp3 audio player – music player, podcast player \u0026 radio by sonaar"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/5e4b0fa4-51b7-4892-9087-30618900e069?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/mp3-music-player-by-sonaar/tags/5.13/includes/class-sonaar-music-widget.php#L1923"},{"url":"https://plugins.trac.wordpress.org/browser/mp3-music-player-by-sonaar/tags/5.13/includes/class-sonaar-music-widget.php#L147"},{"url":"https://plugins.trac.wordpress.org/browser/mp3-music-player-by-sonaar/tags/5.13/admin/class-sonaar-music-admin.php#L8672"},{"url":"https://plugins.trac.wordpress.org/browser/mp3-music-player-by-sonaar/tags/5.13/includes/class-sonaar-music-widget.php#L71"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3620318%40mp3-music-player-by-sonaar\u0026new=3620318%40mp3-music-player-by-sonaar"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3723825%40mp3-music-player-by-sonaar\u0026new=3723825%40mp3-music-player-by-sonaar"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16776"},{"url":"https://github.com/advisories/GHSA-8r3f-7w4p-5xwm"}],"sources":{"cve":[{"id":"CVE-2026-16776","title":"MP3 Audio Player \u003c= 5.14.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.14.2 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. WordPress's save-time wp_kses_post does not neutralize the payload because the attack is delivered via shortcode attributes rather than raw HTML in post content, allowing the unescaped values to survive to render time.","status":"published","published":"2026-10-10T05:30:58.432Z","modified":"2026-10-11T12:23:58.199Z","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":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-96093","description":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.14.2 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. WordPress's save-time wp_kses_post does not neutralize the payload because the attack is delivered via shortcode attributes rather than raw HTML in post content, allowing the unescaped values to survive to render time.","status":"published","published":"2026-10-10T05:30:58Z","modified":"2026-10-11T12:23:58Z","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":"2026-11-02T17:27:22.526044Z"}],"ghsa":[{"id":"GHSA-8r3f-7w4p-5xwm","title":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is...","description":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.14.2 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. WordPress's save-time wp_kses_post does not neutralize the payload because the attack is delivered via shortcode attributes rather than raw HTML in post content, allowing the unescaped values to survive to render time.","status":"published","published":"2026-10-10T06:30:59Z","modified":"2026-10-10T06:31:07Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:13:01.290603Z"}],"nvd":[{"id":"CVE-2026-16776","description":"The MP3 Audio Player – Music Player, Podcast Player \u0026 Radio by Sonaar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.14.2 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. WordPress's save-time wp_kses_post does not neutralize the payload because the attack is delivered via shortcode attributes rather than raw HTML in post content, allowing the unescaped values to survive to render time.","status":"published","published":"2026-10-10T06:16:42.043Z","modified":"2026-10-13T13:30:21.62Z","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":"2026-11-02T14:12:55.473789Z"}]}}