Eventin <= 4.1.15 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'etn_faq_content' Parameter

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-12924
CVSS 6.4 (Medium)
Publicly Published July 9, 2026
Last Updated July 10, 2026
Researcher Wordfence PRISM - Wordfence

Description

The Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'etn_faq_content' parameter in all versions up to, and including, 4.1.15 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.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce

Software Type Plugin
Software Slug wp-event-solution (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.1.16, or a newer patched version
Affected Version
  • <= 4.1.15
Patched Version
  • 4.1.16

Recent vulnerabilities in Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce

# Title CVE ID CVSS Researchers Date
1 Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce <= 4.1.23 - Authenticated (Subscriber+) Privilege Escalation via map_meta_cap Filter CVE-2026-75983 7.5 Wordfence PRISM September 14, 2026
2 Eventin <= 4.1.23 - Authenticated (Custom+) Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter CVE-2026-15402 6.4 Wordfence PRISM September 14, 2026
3 Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) <= 4.1.22 - Authenticated (Subscriber+) Missing Authorization to Order Completion / Free Ticket Redemption CVE-2026-15398 4.3 Wordfence PRISM September 8, 2026
4 Eventin <= 4.1.17 - Missing Authorization to Authenticated (Subscriber+) Notification Flow Management via notification-flow REST API Endpoint CVE-2026-11821 5.4 Sushi Com Abacate September 8, 2026
5 Eventin <= 4.1.22 - Authenticated (Contirbutor+) Local File Inclusion via 'event_layout' Parameter CVE-2026-15667 7.5 Wordfence PRISM September 8, 2026
6 Eventin <= 4.1.22 - Authenticated (Custom+) Local File Inclusion via 'event_layout' Parameter CVE-2026-15406 7.5 Wordfence PRISM September 8, 2026
7 Eventin <= 4.1.22 - Missing Authorization to Unauthenticated Arbitrary Order Creation and Status Manipulation via 'status' Parameter CVE-2026-12956 5.3 Wordfence PRISM September 8, 2026
8 Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce < 4.1.21 - Authenticated (Contributor+) Path Traversal CVE-2026-84898 6.5 Sai Praneeth Koti September 5, 2026
9 Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce < 4.1.22 - Missing Authorization CVE-2026-84901 4.3 Sai Praneeth Koti September 5, 2026
10 Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce <= 4.1.22 - Missing Authorization CVE-2026-82223 5.3 20kilograma September 1, 2026

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