{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53740","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-06-10T17:16:10.427Z","datePublished":"2026-06-10T20:39:44.745Z","dateUpdated":"2026-06-11T16:15:06.572Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-06-11T11:28:26.435Z"},"title":"Yoast Duplicate Post through 4.6 Stored Cross-Site Scripting via Scheduled Republish Notice","datePublic":"2026-06-10T00:00:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"affected":[{"vendor":"Yoast","product":"Yoast Duplicate Post","versions":[{"status":"affected","version":"0","lessThanOrEqual":"4.6","versionType":"custom"}],"defaultStatus":"unaffected"}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:duplicate_post_project:duplicate_post:*:*:*:*:*:wordpress:*:*","versionEndIncluding":"4.6"}]}]}],"descriptions":[{"lang":"en","value":"Yoast Duplicate Post through 4.6 inserts an unescaped post title and permalink into the Classic Editor scheduled republish notice. Attackers can schedule a republish copy with a crafted title to execute script when an administrator views the resulting notice.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Yoast Duplicate Post through 4.6 inserts an unescaped post title and permalink into the Classic Editor scheduled republish notice. Attackers can schedule a republish copy with a crafted title to execute script when an administrator views the resulting notice.</p>"}]}],"references":[{"url":"https://wordpress.org/plugins/duplicate-post/","name":"WordPress Plugin Repository","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/yoast-duplicate-post-through-stored-cross-site-scripting-via-scheduled-republish-notice","name":"VulnCheck Advisory: Yoast Duplicate Post through 4.6 Stored Cross-Site Scripting via Scheduled Republish Notice","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":5.1,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":5.4,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}}],"credits":[{"lang":"en","value":"Scott Moore - VulnCheck","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"scooter"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-11T12:58:00.000090Z","id":"CVE-2026-53740","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-11T16:15:06.572Z"}}]}}