CVE-2026-16146: CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in matthiasnordwig Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms
The Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms WordPress plugin contains a SQL Injection vulnerability in all versions up to and including 5.1. This flaw allows authenticated users with editor-level or higher privileges to inject additional SQL queries via insufficiently escaped Pattern JSON keys/values. The vulnerability can be exploited to extract sensitive database information without user interaction.
AI Analysis
Technical Summary
CVE-2026-16146 is a SQL Injection vulnerability (CWE-89) in the Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms WordPress plugin. The issue arises from insufficient escaping of user-supplied parameters within Pattern JSON keys/values and lack of proper preparation of SQL queries. Authenticated attackers with editor-level or higher permissions can append malicious SQL commands to existing queries, enabling unauthorized data extraction from the database. The vulnerability affects all plugin versions up to and including 5.1.
Potential Impact
An attacker with editor-level or higher privileges can exploit this vulnerability to perform SQL Injection attacks, potentially extracting sensitive information from the backend database. The vulnerability does not allow privilege escalation or denial of service but compromises data confidentiality.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict editor-level access to trusted users only and monitor for suspicious activity related to database queries involving the plugin.
CVE-2026-16146: CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in matthiasnordwig Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms
Description
The Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms WordPress plugin contains a SQL Injection vulnerability in all versions up to and including 5.1. This flaw allows authenticated users with editor-level or higher privileges to inject additional SQL queries via insufficiently escaped Pattern JSON keys/values. The vulnerability can be exploited to extract sensitive database information without user interaction.
CVSS v3.1
Score 4.9medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16146 is a SQL Injection vulnerability (CWE-89) in the Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms WordPress plugin. The issue arises from insufficient escaping of user-supplied parameters within Pattern JSON keys/values and lack of proper preparation of SQL queries. Authenticated attackers with editor-level or higher permissions can append malicious SQL commands to existing queries, enabling unauthorized data extraction from the database. The vulnerability affects all plugin versions up to and including 5.1.
Potential Impact
An attacker with editor-level or higher privileges can exploit this vulnerability to perform SQL Injection attacks, potentially extracting sensitive information from the backend database. The vulnerability does not allow privilege escalation or denial of service but compromises data confidentiality.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict editor-level access to trusted users only and monitor for suspicious activity related to database queries involving the plugin.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-07-17T17:50:32.181Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7fe005bf8831d5395c1681
Added to database: 08/15/2026, 03:41:57 UTC
Last enriched: 08/15/2026, 03:58:45 UTC
Last updated: 08/15/2026, 04:01:05 UTC
Views: 4
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