Tickera <= 3.6.0.1 - Authenticated (Staff+) SQL Injection via 'tc_event_filter' Parameter

6.5
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVE CVE-2026-15761
CVSS 6.5 (Medium)
Publicly Published July 22, 2026
Last Updated July 23, 2026
Researcher Wordfence PRISM - Wordfence

Description

The Tickera – Sell Tickets & Manage Events plugin for WordPress is vulnerable to generic SQL Injection via the 'tc_event_filter' parameter in all versions up to, and including, 3.6.0.1 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with staff-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The vulnerable code path is reachable by users holding the plugin's custom Staff role, as the plugin's add_required_capabilities() function grants that role the edit_tc_tickets_instances capability, providing access to the tc_tickets_instances admin list screen where the filter is applied.

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Vulnerability Details for Tickera – Sell Tickets & Manage Events

Software Type Plugin
Software Slug tickera-event-ticketing-system (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.6.0.2, or a newer patched version
Affected Version
  • <= 3.6.0.1
Patched Version
  • 3.6.0.2

Recent vulnerabilities in Tickera – Sell Tickets & Manage Events

# Title CVE ID CVSS Researchers Date
1 Tickera <= 3.6.0.1 - Authenticated (Staff+) SQL Injection via 'tc_order_status_filter' Parameter CVE-2026-15448 6.5 Wordfence PRISM July 22, 2026
2 Tickera <= 3.6.0.0 - Authenticated (Staff+) SQL Injection via 's' Parameter CVE-2026-13754 6.5 Wordfence PRISM July 15, 2026
3 Tickera <= 3.6.0.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'price_wrapper' Shortcode Attribute CVE-2026-13755 6.4 Wordfence PRISM July 15, 2026
4 Tickera – WordPress Event Ticketing <= 3.5.6.4 - Missing Authorization to Authenticated (Subscriber+) Event/Post Status Update CVE-2025-12356 4.3 Athiwat Tiprasaharn (Jitlada) February 17, 2026
5 Tickera <= 3.5.6.2 - Missing Authorization CVE-2025-67939 4.3 daroo January 16, 2026
6 Tickera <= 3.5.6.4 - Missing Authorization CVE-2025-69355 4.3 Nabil Irawan January 9, 2026
7 Tickera <= 3.5.5.6 - Cross-Site Request Forgery CVE-2025-58611 4.3 Nguyen Xuan Chien September 3, 2025
8 Tickera <= 3.5.5.2 - Missing Authorization CVE-2025-30851 4.3 Peter Thaleikis March 27, 2025
9 Tickera – WordPress Event Ticketing <= 3.5.4.8 - Unauthenticated Customer Data Exposure CVE-2024-12578 5.3 Aaron Schlitt, Paule December 13, 2024
10 Tickera – WordPress Event Ticketing <= 3.5.4.4 - Unauthenticated Arbitrary Shortcode Execution CVE-2024-10263 7.3 Arkadiusz Hydzik November 4, 2024

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