PT-2026-1731 · WordPress · Booking Calendar

Filippo Decortes · Published 2026-01-09 · Updated 2026-01-09 · CVE-2025-14146

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Booking Calendar versions prior to 10.14.11

Description The Booking Calendar plugin for WordPress is susceptible to sensitive information exposure via the WPBC FLEXTIMELINE NAV AJAX action. This occurs because nonce verification is conditionally disabled by default when the booking is nonce at front end option is set to 'Off'. When the booking is show popover in timeline front end option is enabled, unauthenticated attackers can extract sensitive booking data, including customer names, email addresses, phone numbers, and booking details.

Recommendations Update Booking Calendar to version 10.14.11 or later.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2025-14146

Affected Products

Booking Calendar

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2025-14146 · Security Note
• https://plugins.trac.wordpress.org/browser/booking/tags/10.14.8/core/timeline/v2/wpbc-class-timeline_v2.php#L3187 · Note
• https://plugins.trac.wordpress.org/browser/booking/tags/10.14.8/core/wpbc-activation.php#L572 · Note
• https://twitter.com/VulmonFeeds/status/2009564648463319403 · Twitter Post
• https://plugins.trac.wordpress.org/browser/booking/tags/10.14.8/includes/_functions/nonce_func.php#L33 · Note
• https://twitter.com/CVEnew/status/2009532267987980533 · Twitter Post
• https://t.me/CVEtracker/41798 · Telegram Post
• https://wordfence.com/threat-intel/vulnerabilities/id/281a1c0e-bbd8-4cf6-94ca-b888c7d7e3af?source=cve · Note
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3434934%40booking%2Ftrunk&old=3432649%40booking%2Ftrunk&sfp_email=&sfph_mail=#file2 · Note
• https://plugins.trac.wordpress.org/browser/booking/tags/10.14.8/core/lib/wpbc-ajax.php#L29 · Note