CVE-2026-1266

{"id": "CVE-2026-1266", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-1266", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-26T18:04:27.802331Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@wordfence.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 1.3}]}, "affected": [{"source": "security@wordfence.com", "affectedData": [{"vendor": "neop", "product": "Postalicious", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "3.0.1"}], "defaultStatus": "unaffected"}]}], "published": "2026-01-24T09:15:54.177", "references": [{"url": "https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L316", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L533", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L541", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L548", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L316", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L533", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L541", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L548", "source": "security@wordfence.com"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/512c9a2f-b023-4e28-8dd8-35795e68a8b3?source=cve", "source": "security@wordfence.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security@wordfence.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "The Postalicious plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 3.0.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions 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 Postalicious para WordPress es vulnerable a cross-site scripting almacenado a trav\u00e9s de la configuraci\u00f3n de administrador en todas las versiones hasta la 3.0.1, inclusive, debido a una sanitizaci\u00f3n de entrada y un escape de salida insuficientes. Esto hace posible que atacantes autenticados, con permisos de nivel de administrador y superiores, inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutar\u00e1n cada vez que un usuario acceda a una p\u00e1gina inyectada. Esto solo afecta a instalaciones multisitio e instalaciones donde se ha deshabilitado unfiltered_html."}], "lastModified": "2026-06-17T10:15:25.353", "sourceIdentifier": "security@wordfence.com"}