CVE-2026-1932
Appointment Booking Calendar Plugin <= 1.0.2 - Missing Authorization to Unauthenticated Arbitrary Appointment Status Modification
- State
- Published
- Severity
- 5.3 Medium
- Published
- Feb 14, 2026
- Updated
- Apr 8, 2026
- Reserved
- Feb 4, 2026
Description
The Appointment Booking Calendar Plugin – Bookr plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the update-appointment REST API endpoint in all versions up to, and including, 1.0.2. This makes it possible for unauthenticated attackers to modify the status of any appointment.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N | Wordfence |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
Appointment Booking Calendar Plugin – Bookrbssoftware |
|
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2ab4baab-9e91-4ed5-9749-4a14e8180e71?source=cve
- https://plugins.trac.wordpress.org/browser/bookr/trunk/includes/rest-api/controller/appointment-controller.php#L47
- https://plugins.trac.wordpress.org/browser/bookr/tags/1.0.2/includes/rest-api/controller/appointment-controller.php#L47
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