EUVD-2026-13093
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
3Tags
Description
The Appointment Booking Calendar - Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to SQL Injection via the 'fields' parameter in all versions up to, and including, 1.6.10.0 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database, including usernames, email addresses, and password hashes.
Analysis
Unauthenticated attackers can exploit SQL injection in the Simply Schedule Appointments Booking Plugin for WordPress (versions up to 1.6.10.0) through the 'fields' parameter to extract sensitive database information including usernames, email addresses, and password hashes. The vulnerability stems from insufficient input escaping and improper SQL query preparation, allowing attackers to inject arbitrary SQL commands without authentication. …
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Remediation
Within 24 hours: Identify all WordPress instances running the affected plugin (versions ≤1.6.10.0) and disable the plugin immediately as a temporary measure. Within 7 days: Assess whether alternative booking solutions can be deployed, audit database access logs for exploitation indicators, and notify stakeholders of potential exposure. …
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External POC / Exploit Code
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