{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1657","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","state":"PUBLISHED","assignerShortName":"Wordfence","dateReserved":"2026-01-29T20:00:13.921Z","datePublished":"2026-02-17T05:29:53.330Z","dateUpdated":"2026-04-08T16:48:57.769Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","shortName":"Wordfence","dateUpdated":"2026-04-08T16:48:57.769Z"},"affected":[{"vendor":"metagauss","product":"EventPrime – Events Calendar, Bookings and Tickets","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.2.8.4","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The EventPrime plugin for WordPress is vulnerable to unauthorized image file upload in all versions up to, and including, 4.2.8.4. This is due to the plugin registering the upload_file_media AJAX action as publicly accessible (nopriv-enabled) without implementing any authentication, authorization, or nonce verification despite a nonce being created. This makes it possible for unauthenticated attackers to upload image files to the WordPress uploads directory and create Media Library attachments via the ep_upload_file_media endpoint."}],"title":"EventPrime <= 4.2.8.4 - Missing Authorization to Unauthenticated Image Upload via 'ep_upload_file_media' AJAX Endpoint","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/42aa82ff-0d37-4040-b8fc-84d29534a4b7?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-ep-ajax.php#L1659"},{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.2.8.1/includes/class-ep-ajax.php#L1659"},{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-eventprime-event-calendar-management.php#L557"},{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.2.8.1/includes/class-eventprime-event-calendar-management.php#L557"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3455239%40eventprime-event-calendar-management%2Ftrunk&old=3452796%40eventprime-event-calendar-management%2Ftrunk&sfp_email=&sfph_mail="}],"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:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM"}}],"credits":[{"lang":"en","type":"finder","value":"Tharadol Suksamran"}],"timeline":[{"time":"2026-01-29T20:17:16.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-02-16T17:29:13.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-17T14:32:36.378899Z","id":"CVE-2026-1657","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":"2026-02-17T14:33:56.486Z"}}]}}