CVE-2016-20068

HIGH EPSS 21.9%

Published Jun 15, 20262w ago · Modified Jun 17, 20261w ago

8.8 CVSS 4.0

High

Published Jun 15, 2026 2w ago

Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score

8.8

Exploitability

—

Impact

—

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

21.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-89 SQL Injection Injection

References 3

wordpress.dwbooster.com http://wordpress.dwbooster.com/
exploit-db.com https://www.exploit-db.com/exploits/39423
vulncheck.com https://www.vulncheck.com/advisories/wordpress-booking-calendar-contact-form-sql-injection

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.