What is CVE-2025-12356?

CVE-2025-12356 is a medium-severity vulnerability in Tickera – Sell Tickets & Manage Events, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-02-18.

How severe is CVE-2025-12356?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Tickera – Sell Tickets & Manage Events

CVE-2025-12356

The Tickera – Sell Tickets & Manage Events plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_change_ticket_status' AJAX endpoint in all versions up to, and including…

Vulnerability class: Broken Access Control

EPSS: 0.002 (14.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Tickera – Sell Tickets & Manage Events — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2025-12356?: CVE-2025-12356 is a medium-severity vulnerability in Tickera – Sell Tickets & Manage Events, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-02-18.
How severe is CVE-2025-12356?: Medium severity. CVSS v3 base score is 4.3 out of 10.