CVE-2026-15402
Eventin <= 4.1.23 - Authenticated (Custom+) Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter
CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th
The Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter in all versions up to, and including, 4.1.23 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | arraytics |
| Product | eventin – event calendar, tickets, registration, booking & woocommerce |
| Published | Sep 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
arraytics / Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce
0 ≤ 4.1.23
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/a07070b6-37d2-4ccf-ae81-a08ac7b76241?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/templates/event/schedule-list.php#L115 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/utils/helper.php#L78 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/schedule/Api/ScheduleController.php#L516 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/utils/functions.php#L47 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/schedule/Api/ScheduleController.php#L253 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/base/post-model.php#L202 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/AccessControl/Permission.php#L297 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/templates/event/schedule-list.php#L115 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/utils/helper.php#L78 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/schedule/Api/ScheduleController.php#L516 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/utils/functions.php#L47 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/schedule/Api/ScheduleController.php#L253 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/base/post-model.php#L202 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/AccessControl/Permission.php#L297 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?reponame=&old=3689867%40wp-event-solution&new=3689867%40wp-event-solution
Credits
Wordfence PRISM