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vuln-nvd/data/2026/CVE-2026-4245.json
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{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Post Duplicator","vendor":"metaphorcreations","versions":[{"lessThanOrEqual":"3.0.11","status":"affected","version":"0","versionType":"semver"}]}],"source":"security@wordfence.com"}],"cveTags":[],"descriptions":[{"lang":"en","value":"The Post Duplicator plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.0.11. This is due to the `duplicate_post_permissions()` permission callback only verifying the `duplicate_posts` capability without checking whether the requesting user holds `publish_posts` or other status-gated capabilities. This makes it possible for authenticated attackers, with Contributor-level access and above, to create duplicate posts with `future` (scheduled, auto-publishes) or `private` status, bypassing editorial review. Additionally, the REST endpoint does not enforce administrator-configured post-type duplication restrictions, allowing duplication of post types that have been explicitly disabled."},{"lang":"es","value":"El plugin Post Duplicator para WordPress es vulnerable a una omisión de autorización en todas las versiones hasta la 3.0.11, inclusive. Esto se debe a que la función de devolución de llamada de permisos 'duplicate_post_permissions()' solo verifica la capacidad 'duplicate_posts' sin comprobar si el usuario solicitante posee 'publish_posts' u otras capacidades restringidas por estado. Esto permite a atacantes autenticados, con acceso de nivel Colaborador o superior, crear entradas duplicadas con estado 'future' (programadas, se autopublican) o 'private', omitiendo la revisión editorial. Además, el endpoint REST no aplica las restricciones de duplicación de tipos de entrada configuradas por el administrador, permitiendo la duplicación de tipos de entrada que han sido explícitamente deshabilitados."}],"id":"CVE-2026-4245","lastModified":"2026-10-12T16:10:00.220","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"security@wordfence.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-4245","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-08-24T20:01:25.244331Z","version":"2.0.3"}}]},"published":"2026-08-22T12:16:25.400","references":[{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L520"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L624"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L635"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L740"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/changeset/3485579/"},{"source":"security@wordfence.com","url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/bb671c8f-9e14-4f79-adfa-72f48ec02449?source=cve"}],"sourceIdentifier":"security@wordfence.com","vulnStatus":"Deferred","weaknesses":[{"description":[{"lang":"en","value":"CWE-863"}],"source":"security@wordfence.com","type":"Secondary"}]}