{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4245", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-03-15T21:44:14.805Z", "datePublished": "2026-08-22T11:30:40.062Z", "dateUpdated": "2026-08-22T11:30:40.062Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-08-22T11:30:40.062Z"}, "affected": [{"vendor": "metaphorcreations", "product": "Post Duplicator", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "3.0.11", "versionType": "semver"}], "defaultStatus": "unaffected"}], "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."}], "title": "Post Duplicator <= 3.0.11 - Authorization Bypass to Authenticated (Contributor+) Post Duplication", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/bb671c8f-9e14-4f79-adfa-72f48ec02449?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L520"}, {"url": "https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L635"}, {"url": "https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L740"}, {"url": "https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L624"}, {"url": "https://plugins.trac.wordpress.org/changeset/3485579/"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-863 Incorrect Authorization", "cweId": "CWE-863", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Qu\u1ed1c Huy (jtwings)"}], "timeline": [{"time": "2026-03-15T22:02:45.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-08-21T00:00:00.000Z", "lang": "en", "value": "Disclosed"}]}}}

{}

{"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."}], "id": "CVE-2026-4245", "lastModified": "2026-08-22T12:16:25.400", "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": "Primary"}]}, "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": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.0.11]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Post Duplicator", "source": "cna", "vendor": "metaphorcreations"}, "product": "post_duplicator", "vendor": "metaphorcreations"}, {"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": "2026-08-22T13:00:07.154979+00:00", "updated": "2026-08-22T14:00:17.415419+00:00", "vendors": ["metaphorcreations", "metaphorcreations$PRODUCT$post_duplicator", "wordpress", "wordpress$PRODUCT$wordpress"]}