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    CVE-2016-20069

    WordPress Booking Calendar Contact Form 1.0.23 contains an unauthenticated blind SQL injection vulnerability in the shortcode function that fails to sanitize the calendar parameter before using it in database queries. Attackers can inject SQL commands through the calendar shortcode parameter to execute arbitrary SQL queries and extract sensitive database information.

    Published:Jun 15, 2026
    Last Modified:Jul 15, 2026
    EPS:Jun 15, 2026
    EPSS Score:0.0024
    CVSS Score:8.2

    Affected Products

    Vendor
    Codepeople
    Product
    Booking Calendar Contact Form
    Vendor
    Dwbooster
    Product
    Booking Calendar Contact Form
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    Related CVEs

    CVE-2016-20068 (CVSS 8.8) — WordPress Booking Calendar Contact Form version 1.0.23 contains an unauthenticated blind SQL injection vulnera…
    CVE-2016-20084 (CVSS 5.1) — WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allo…
    CVE-2016-20070 (CVSS 5.1) — WordPress Booking Calendar Contact Form 1.0.23 contains privilege escalation and stored cross-site scripting v…
    CVE-2026-6810 (CVSS 5.3) — The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in al…
    CVE-2025-13318 (CVSS 5.3) — The Booking Calendar Contact Form plugin for WordPress is vulnerable to Missing Authorization in all versions …
    CVE-2025-48231 (CVSS 6.5) — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in codepeop…
    CVE-2025-24723 (CVSS 5.9) — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in codepeop…
    CVE-2023-25037 (CVSS 4.3) — Missing Authorization vulnerability in CodePeople Booking Calendar Contact Form allows Exploiting Incorrectly …
    CVE-2016-10909 (CVSS 9.8) — The booking-calendar-contact-form plugin before 1.0.24 for WordPress has SQL injection.…
    CVE-2016-10908 (CVSS 6.1) — The booking-calendar-contact-form plugin before 1.0.24 for WordPress has XSS.…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High