CVE-2026-13441: falha de alta gravidade em metagauss EventPrime – Events Calendar…
EventPrime <= 4.3.4.2 - Unauthenticated Stored Cross-Site Scripting via 'new_event_type_background_color' Parameter
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21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7.2epss 0.4%
The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'new_event_type_background_color' parameter in all versions up to, and including, 4.3.4.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with custom-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This requires the plugin's Guest Submissions setting (allow_submission_by_anonymous_user) to be enabled, which allows unauthenticated attackers to submit event types via the frontend form; when that setting is disabled, exploitation requires at minimum a subscriber-level authenticated account.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Produtos afetados
metagauss · EventPrime – Events Calendar, Bookings and TicketsCVEs relacionadas — metagauss EventPrime – Events Calendar…
No mesmo produto, das mais perigosas para as menos.
CVE-2024-1127MEDIUMEventPrime – Events Calendar, Bookings and Tickets <= 3.4.1 - Missing Authorization to Authenticated (Subscriber+) Event ExportEPSS 0.5%CVE-2024-1126MEDIUMEventPrime – Events Calendar, Bookings and Tickets <= 3.4.2 - Missing Authorization to Authenticated (Subscriber+) Attendee List RetrievalEPSS 0.4%CVE-2026-1657MEDIUMEventPrime <= 4.2.8.4 - Missing Authorization to Unauthenticated Image Upload via 'ep_upload_file_media' AJAX EndpointEPSS 0.4%CVE-2025-14507MEDIUMEventPrime - Events Calendar, Bookings and Tickets <= 4.2.7.0 - Unauthenticated Sensitive Information Exposure via REST APIEPSS 0.4%CVE-2024-12024HIGHEventPrime – Events Calendar, Bookings and Tickets <= 4.0.7.3 - Unauthenticated Stored Cross-Site Scripting via Ticket Category and Ticket Type NameEPSS 0.4%CVE-2024-1123MEDIUMEventPrime – Events Calendar, Bookings and Tickets <= 3.4.2 - Missing Authorization to Arbitrary Post OverwriteEPSS 0.4%
Referências
https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.3.4.2/admin/class-eventprime-event-calendar-management-admin.php#L1973https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.3.4.2/includes/class-ep-ajax.php#L1200https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.3.4.2/includes/class-eventprime-functions.php#L9793https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/admin/class-eventprime-event-calendar-management-admin.php#L1973https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-ep-ajax.php#L1200https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-eventprime-functions.php#L9793https://plugins.trac.wordpress.org/changeset?reponame=&old=3595157%40eventprime-event-calendar-management&new=3595157%40eventprime-event-calendar-managementhttps://www.wordfence.com/threat-intel/vulnerabilities/id/2abd400b-c633-4b38-ad3e-c9ce602ff07f?source=cve