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CVE-2016-20068

HIGH 8.8 CVSS 4.0
Published
June 15, 2026
Last modified
June 17, 2026
NVD status
Deferred
Reported by
disclosure@vulncheck.com
Weakness
CWE-89
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Description

WordPress Booking Calendar Contact Form version 1.0.23 contains an unauthenticated blind SQL injection vulnerability that allows remote attackers to execute arbitrary SQL queries by injecting malicious code through the 'id' parameter. Attackers can send requests to the admin-ajax.php endpoint with the action parameter set to 'dex_bccf_calendar_ajaxevent' and supply crafted SQL commands in the 'id' parameter to extract sensitive database information.

Affected WordPress components

  • Booking Calendar Contact Form Plugin · booking-calendar-contact-form
    Confirmed match Active
    Up to and including 1.0.23
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • dwbooster Booking Calendar Contact Form — Up to and including 1.0.23

References