CVE-2016-20068 HIGH

CVE-2016-20068: WordPress Booking Calendar Contact Form 1.0.23 SQL Injection

Vendor Dwbooster

Product Booking Calendar Contact Form

Weakness CWE-89 · SQLi

Published June 15, 2026

Last update June 15, 2026

View on NVD All CVEs

CVSS base score

8.8/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality —

Integrity —

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

What the vulnerability does

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.

Key dates

Disclosure timeline

June 15, 2026 CVE published

June 15, 2026 Record updated