{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53739", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-06-10T17:16:10.427Z", "datePublished": "2026-06-10T20:39:44.001Z", "dateUpdated": "2026-06-10T20:39:44.001Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-06-10T20:39:44.001Z"}, "datePublic": "2026-06-10T00:00:00.000Z", "title": "Yoast Duplicate Post through 4.6 Cross-Site Request Forgery via duplicate_post_dismiss_notice", "descriptions": [{"lang": "en", "value": "Yoast Duplicate Post through 4.6 contains a cross-site request forgery vulnerability in the duplicate_post_dismiss_notice handler, which verifies no nonce or capability. Attackers can trick any authenticated user into sending a request that sets the duplicate_post_show_notice site option, suppressing admin notices network-wide."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Cross-Site Request Forgery (CSRF)", "cweId": "CWE-352", "type": "CWE"}]}], "affected": [{"vendor": "Yoast", "product": "Yoast Duplicate Post", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThanOrEqual": "4.6"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:duplicate_post_project:duplicate_post:*:*:*:*:*:wordpress:*:*", "versionEndIncluding": "4.6"}]}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 5.1, "baseSeverity": "MEDIUM", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS"}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "format": "CVSS"}], "references": [{"url": "https://wordpress.org/plugins/duplicate-post/", "name": "WordPress Plugin Repository", "tags": ["product"]}, {"name": "VulnCheck Advisory: Yoast Duplicate Post through 4.6 Cross-Site Request Forgery via duplicate_post_dismiss_notice", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/yoast-duplicate-post-through-cross-site-request-forgery-via-duplicate-post-dismiss-notice"}], "credits": [{"lang": "en", "value": "Scott Moore - VulnCheck", "type": "finder"}], "x_generator": {"engine": "scooter"}}}}