SEPTEMBER 15, 2026
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Case File

CVE-2026-15398

MEDIUM · CVSS 4.3 EPSS 0.29% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-09 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

The Eventin plugin for WordPress is vulnerable to an authorization bypass, allowing authenticated users with subscriber-level access and above to manipulate event bookings, including bypassing payments and fraudulently marking orders as completed. This vulnerability can also be exploited by unauthenticated attackers due to the public exposure of the wp_rest nonce, which enables them to obtain access tokens for privileged actions. WordPress site administrators using this plugin should prioritize patching to mitigate potential financial loss and reputational damage.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-15398
Severity
MEDIUM
CVSS
4.3
EPSS
0.29%
WordPress

Original NVD Description

The Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.1.22. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to bypass payment for paid events, fraudulently mark orders as completed, deplete ticket inventory, and trigger confirmation emails for tickets never purchased. This is exploitable by unauthenticated attackers because the wp_rest nonce is publicly emitted on every frontend page, and the order creation endpoint mints and returns an order_access_token to any caller possessing that nonce — giving unauthenticated users all credentials required to reach the privileged update_booking_status branch.