CVE-2025-12166: CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in croixhaug Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin
The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to blind SQL Injection via the `order` and `append_where_sql` parameters in all versions up to, and including, 1.6.9.9 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.
AI Analysis
Technical Summary
CVE-2025-12166 is a blind SQL Injection vulnerability in the Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin for WordPress (versions ≤ 1.6.9.9). The flaw is due to improper neutralization of special elements in SQL commands (CWE-89), specifically insufficient escaping of user-supplied 'order' and 'append_where_sql' parameters. This allows unauthenticated attackers to append SQL queries to existing database queries, potentially extracting sensitive information. The vulnerability is remotely exploitable without authentication and does not require user interaction.
Potential Impact
Successful exploitation can lead to unauthorized disclosure of sensitive information from the plugin's database. The vulnerability does not impact integrity or availability but poses a confidentiality risk. There are no known exploits in the wild as per the current data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor the vendor's announcements for updates. Until a fix is available, consider disabling or restricting access to the affected plugin to mitigate risk.
CVE-2025-12166: CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in croixhaug Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin
Description
The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to blind SQL Injection via the `order` and `append_where_sql` parameters in all versions up to, and including, 1.6.9.9 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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-12166 is a blind SQL Injection vulnerability in the Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin for WordPress (versions ≤ 1.6.9.9). The flaw is due to improper neutralization of special elements in SQL commands (CWE-89), specifically insufficient escaping of user-supplied 'order' and 'append_where_sql' parameters. This allows unauthenticated attackers to append SQL queries to existing database queries, potentially extracting sensitive information. The vulnerability is remotely exploitable without authentication and does not require user interaction.
Potential Impact
Successful exploitation can lead to unauthorized disclosure of sensitive information from the plugin's database. The vulnerability does not impact integrity or availability but poses a confidentiality risk. There are no known exploits in the wild as per the current data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor the vendor's announcements for updates. Until a fix is available, consider disabling or restricting access to the affected plugin to mitigate risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2025-10-24T14:17:49.038Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69681d11f809b25a98e646db
Added to database: 1/14/2026, 10:47:45 PM
Last enriched: 4/9/2026, 4:07:30 PM
Last updated: 5/10/2026, 11:28:46 AM
Views: 147
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