CVE-2026-14854

WooCommerce Bookings < 3.11.0 - Unauthenticated Denial of Service

The WooCommerce Bookings WordPress plugin before 3.11.0 does not limit a user-supplied value before using it to allocate memory in one of its unauthenticated AJAX actions, allowing unauthenticated attackers to exhaust server memory and cause a Denial of Service with a single request.

Affected

WooCommerce Bookings

CVSS v3.1 CNA

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.34% chance of exploitation in the next 30 days, 26th percentile

Published

2026-10-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/7b6aeaed-7600-4cf9-ba43-8a6fefb1a244/

References

• CVE Record
• NVD entry