CVE-2026-3228

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "NextScripts: Social Networks Auto-Poster", "vendor": "nextscripts", "versions": [{"lessThanOrEqual": "4.4.6", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The NextScripts: Social Networks Auto-Poster plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `[nxs_fbembed]` shortcode in all versions up to, and including, 4.4.6. This is due to insufficient input sanitization and output escaping on the `snapFB` post meta value. 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 NextScripts: Social Networks Auto-Poster para WordPress es vulnerable a cross-site scripting almacenado a trav\u00e9s del shortcode `[nxs_fbembed]` en todas las versiones hasta la 4.4.6, inclusive. Esto se debe a una sanitizaci\u00f3n de entrada y un escape de salida insuficientes en el valor de metadatos de publicaci\u00f3n `snapFB`. Esto permite a atacantes autenticados, con acceso de nivel Colaborador y superior, inyectar scripts web arbitrarios en p\u00e1ginas que se ejecutar\u00e1n cada vez que un usuario acceda a una p\u00e1gina inyectada."}], "id": "CVE-2026-3228", "lastModified": "2026-06-17T10:43:15.310", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-3228", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-03-10T15:35:48.423656Z", "version": "2.0.3"}}]}, "published": "2026-03-10T18:19:00.777", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/social-networks-auto-poster-facebook-twitter-g/tags/4.4.6/inc-cl/fb.php#L581"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/social-networks-auto-poster-facebook-twitter-g/trunk/inc-cl/fb.php#L581"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3470727/social-networks-auto-poster-facebook-twitter-g/trunk/inc-cl/fb.php"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/923c51ba-0ec2-4e32-a86e-404f3fe2ac7c?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,4.4.6]"}}], "enrichment": {"confidence": 86.0, "confidence_source": "matching", "scores": [{"score": 86.0, "source": "matching"}]}, "original": {"product": "NextScripts: Social Networks Auto-Poster", "source": "cna", "vendor": "nextscripts"}, "product": "social_networks_auto_poster", "vendor": "nextscripts"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}], "created": "2026-03-11T11:50:22.469329+00:00", "updated": "2026-10-25T21:30:10.376524+00:00", "vendors": ["nextscripts", "nextscripts$PRODUCT$social_networks_auto_poster", "wordpress", "wordpress$PRODUCT$wordpress"]}