Vulnerability · Published Mar 13, 2025 · Assigned by Wordfence
CVE-2025-1119Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin <= 1.6.8.5 - Unauthenticated Arbitrary Shortcode Execution
High 7.3
In plain English
A high-severity code injection in Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin from croixhaug. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Official description
The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 1.6.8.5. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| croixhaug | Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin | 0 – through 1.6.8.5 |
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1be557db-daa8-4d86-819a-462f29da884b?source=cve
- https://plugins.trac.wordpress.org/changeset/3250719/simply-schedule-appointments/trunk/booking-app-new/page-appointment-edit.php
- https://blog.lucianohanna.com.br/2025/03/28/execucao-arbitraria-de-shortcode-e-stored-xss-em-simply-schedule-appointments-cve-2025-1119/