CVE-2026-6810

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.2.63 via the dex_bccf_admin_int_calendar_list.inc.php file due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to takeover other user's calendars and view user data associated with the calendar.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/tags/1.2.63/dex_bccf.php#L608
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/tags/1.2.63/dex_bccf_admin_int_calendar_list.inc.php#L38
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/tags/1.2.63/dex_bccf_admin_int_calendar_list.inc.php#L71
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/trunk/dex_bccf.php#L608
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/trunk/dex_bccf_admin_int_calendar_list.inc.php#L38
https://plugins.trac.wordpress.org/browser/booking-calendar-contact-form/trunk/dex_bccf_admin_int_calendar_list.inc.php#L71
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3512197%40booking-calendar-contact-form&new=3512197%40booking-calendar-contact-form&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/a3977d10-239d-4b83-ab0c-ad165485498d?source=cve

Configurations

No configuration.

History

24 Apr 2026, 06:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-24 06:16

Updated : 2026-04-24 14:38

NVD link : CVE-2026-6810

Mitre link : CVE-2026-6810

CVE.ORG link : CVE-2026-6810

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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