{"id":"CVE-2026-17166","state":"PUBLISHED","title":"Event Booking Manager for WooCommerce <= 5.3.7 - Missing Authorization to Authenticated (Contributor+) Site-Wide Payment Settings Modification via mep_save_payment_settings_modal AJAX Action","description":"The Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.3.7. 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 contributor-level access and above, to modify site-wide payment settings — including WooCommerce payment enablement, cart redirect behavior, login requirements for checkout, confirmation page ID, and confirmed ticket statuses — that govern how all event bookings are processed.","publishedAt":"2026-07-29T01:29:41.941Z","updatedAt":"2026-07-29T12:56:46.107Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["magepeopleteam Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar"],"affected":[{"vendor":"magepeopleteam","product":"Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.3.7","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/5f43e35e-55cd-45f1-b8a5-e47398d97cc2?source=cve","https://plugins.trac.wordpress.org/browser/mage-eventpress/tags/5.3.7/admin/settings/global/admin_setting_panel.php#L1120","https://plugins.trac.wordpress.org/browser/mage-eventpress/tags/5.3.7/admin/settings/global/admin_setting_panel.php#L1080","https://plugins.trac.wordpress.org/browser/mage-eventpress/tags/5.3.7/admin/settings/global/admin_setting_panel.php#L25","https://plugins.trac.wordpress.org/browser/mage-eventpress/trunk/admin/settings/global/admin_setting_panel.php#L1120","https://plugins.trac.wordpress.org/browser/mage-eventpress/trunk/admin/settings/global/admin_setting_panel.php#L1080","https://plugins.trac.wordpress.org/browser/mage-eventpress/trunk/admin/settings/global/admin_setting_panel.php#L25","https://plugins.trac.wordpress.org/changeset?reponame=&old=3625494%40mage-eventpress&new=3625494%40mage-eventpress"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/17xxx/CVE-2026-17166.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-17166","state":"PUBLISHED","datePublished":"2026-07-29T01:29:41.941Z","dateUpdated":"2026-07-29T12:56:46.107Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-07-24T18:02:01.608Z"},"containers":{"cna":{"title":"Event Booking Manager for WooCommerce <= 5.3.7 - Missing Authorization to Authenticated (Contributor+) Site-Wide Payment Settings Modification via mep_save_payment_settings_modal AJAX Action","descriptions":[{"lang":"en","value":"The Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.3.7. 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