{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-11821", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-06-09T17:46:16.572Z", "datePublished": "2026-09-09T04:28:34.581Z", "dateUpdated": "2026-09-09T04:28:34.581Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-09-09T04:28:34.581Z"}, "affected": [{"vendor": "arraytics", "product": "Eventin \u2013 Event Calendar, Tickets, Registration, Booking & WooCommerce", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "4.1.17", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Eventin \u2013 Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.1.17. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to view, create, update, clone, and delete notification flow event automation workflows that should be restricted to administrators."}], "title": "Eventin <= 4.1.17 - Missing Authorization to Authenticated (Subscriber+) Notification Flow Management via notification-flow REST API Endpoint", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/560a3102-c274-450f-9119-ea47ee2e7c65?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.17/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php#L66"}, {"url": "https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.18/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php#L66"}, {"url": "https://plugins.trac.wordpress.org/changeset/3612206/wp-event-solution/trunk/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-862 Missing Authorization", "cweId": "CWE-862", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Sushi Com Abacate"}], "timeline": [{"time": "2026-06-09T18:01:27.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-09-08T16:23:30.000Z", "lang": "en", "value": "Disclosed"}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Eventin \u2013 Event Calendar, Tickets, Registration, Booking & WooCommerce", "vendor": "arraytics", "versions": [{"lessThanOrEqual": "4.1.17", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Eventin \u2013 Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.1.17. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to view, create, update, clone, and delete notification flow event automation workflows that should be restricted to administrators."}], "id": "CVE-2026-11821", "lastModified": "2026-09-09T05:17:18.453", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-09-09T05:17:18.453", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.17/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php#L66"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.18/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php#L66"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3612206/wp-event-solution/trunk/vendor/themewinter/email-notification-sdk/src/Flow/FlowAPI.php"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/560a3102-c274-450f-9119-ea47ee2e7c65?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}

{}