Vulnerability · Published Jan 31, 2026 · Assigned by Wordfence
CVE-2026-1431Booking Calendar <= 10.14.13 - Missing Authorization to Unauthenticated Booking Details Exposure
Medium 5.3
In plain English
A medium-severity missing authorization in Booking Calendar from wpdevelop. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 78.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Booking Calendar plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the wpbc_ajax_WPBC_FLEXTIMELINE_NAV() function in all versions up to, and including, 10.14.13. This makes it possible for unauthenticated attackers to retrieve booking information including customer names, phones and emails.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| wpdevelop | Booking Calendar | 0 – through 10.14.13 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N