What the vulnerability does
01Description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in NSquared Simply Schedule Appointments simply-schedule-appointments allows Blind SQL Injection.This issue affects Simply Schedule Appointments: from n/a through <= 1.6.9.27.
Explanation of Vulnerability in Simple Terms
02Summary
Simply Schedule Appointments versions up to 1.6.9.27 contain a SQL injection vulnerability in database query handling. An authenticated user with low privileges can craft malicious input to extract sensitive data from the database or disrupt service availability. The vulnerability affects the entire application scope due to database access.
What an attacker can do
03Attacker Capabilities
Read sensitive data from the database or cause the site to become unavailable.
Potential impact on your site
04Site Impact
Unauthorized access to appointment data, customer information, or other database records; potential service disruption.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege user account on the site.
Key dates
06Disclosure timeline
April 8, 2026
CVE published
April 29, 2026
Record updated