CVE-2026-1431

MEDIUM 5.3

Booking Calendar <= 10.14.13 - Missing Authorization to Unauthenticated Booking Details Exposure

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-862
Vendor	wpdevelop
Product	booking calendar
Published	Jan 31, 2026
Last Updated	Apr 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

wpdevelop / Booking Calendar

0 ≤ 10.14.13

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/0bd92f91-d9b1-4f6f-ac1a-477950ea2e80?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/booking/tags/10.14.13/core/lib/wpbc-ajax.php#L25

Credits

M Indra Purnama