{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-16747", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-07-23T12:09:27.936Z", "datePublished": "2026-08-12T11:24:00.245Z", "dateUpdated": "2026-08-12T12:12:18.556Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-08-12T11:24:00.245Z"}, "title": "Kirki < 6.2.1 - Unauthenticated Arbitrary Shortcode Execution via Form Email Actions", "problemTypes": [{"descriptions": [{"description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Kirki", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "6.2.1"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Kirki WordPress plugin before 6.2.1 does not properly authorise its front-end form submission REST routes and passes attacker-controlled input through shortcode execution, allowing unauthenticated users to run any shortcode registered on the site, which on a default install leads to disclosure of the site administrator's email address and an arbitrary-recipient mail relay from the victim's domain."}], "references": [{"url": "https://wpscan.com/vulnerability/4330c6e0-071e-49d6-b1ec-5c8633171bc4/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "value": "Jakub Herman", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-74", "lang": "en", "description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-12T12:10:35.896283Z", "id": "CVE-2026-16747", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-08-12T12:12:18.556Z"}}]}}

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{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "product": "Kirki", "vendor": "Unknown", "versions": [{"lessThan": "6.2.1", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Kirki WordPress plugin before 6.2.1 does not properly authorise its front-end form submission REST routes and passes attacker-controlled input through shortcode execution, allowing unauthenticated users to run any shortcode registered on the site, which on a default install leads to disclosure of the site administrator's email address and an arbitrary-recipient mail relay from the victim's domain."}], "id": "CVE-2026-16747", "lastModified": "2026-08-12T12:17:47.053", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "contact@wpscan.com", "type": "Secondary"}]}, "published": "2026-08-12T12:17:47.053", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/4330c6e0-071e-49d6-b1ec-5c8633171bc4/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

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