CVE-2026-15761
Received Received - Intake

SQL Injection in Tickera WordPress Plugin

Vulnerability report for CVE-2026-15761, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-23

Last updated on: 2026-07-23

Assigner: 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.

CVSS Scores

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Meta Information

Published
2026-07-23
Last Modified
2026-07-23
Generated
2026-07-23
AI Q&A
2026-07-23
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
tickera tickera to 3.6.0.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.

Attack-Flow Graph

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Executive Summary

The Tickera plugin for WordPress has a SQL injection vulnerability in versions up to 3.6.0.1. The 'tc_event_filter' parameter does not properly escape user input or prepare SQL queries, allowing authenticated attackers with staff-level access to inject malicious SQL code. This can be exploited through the plugin's custom Staff role, which has access to the vulnerable admin list screen.

Detection Guidance

Detecting this vulnerability requires checking for the presence of the Tickera plugin versions up to 3.6.0.1. Inspect WordPress installations for the plugin and verify its version. No specific commands are provided in the context for detection.

Impact Analysis

If exploited, this vulnerability could allow attackers to extract sensitive data from the WordPress database, such as user credentials, payment details, or other confidential information. Attackers need staff-level access but could gain unauthorized access to critical data.

Compliance Impact

This vulnerability could lead to data breaches, violating GDPR and HIPAA requirements for protecting personal and health information. Organizations using this plugin may face legal penalties, reputational damage, and loss of compliance certifications.

Mitigation Strategies

Immediately update the Tickera plugin to the latest version beyond 3.6.0.1. If updating is not possible, consider disabling the plugin temporarily until a patch is applied. Restrict staff-level access to only necessary users to reduce attack surface.

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EPSS Chart