Unauthorized Data Modification in Tickera Plugin for WordPress
CVE-2025-12356

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Tickera – Sell Tickets & Manage Events
Vendor
CVE Published:
18 February 2026

What is CVE-2025-12356?

The Tickera – Sell Tickets & Manage Events plugin for WordPress is vulnerable to unauthorized data alterations due to the absence of adequate capability checks on the 'wp_ajax_change_ticket_status' AJAX endpoint. This flaw affects all versions up to and including 3.5.6.4, enabling authenticated attackers with Subscriber-level access and above to modify the statuses of posts and events, potentially leading to misuse and unauthorized control over events data.

Affected Version(s)

Tickera – Sell Tickets & Manage Events 0 <= 3.5.6.4

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/tickera-event-...
https://plugins.trac.wordpress.org/changeset/3422813

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Athiwat Tiprasaharn
.