SQL Injection Vulnerability in Invisible Anti-Spam & CAPTCHA Plugin for WordPress
CVE-2026-16146

4.9MEDIUM

Key Information:

Vendor

WordPress
Status
Invisible Anti-spam & Captcha — Recaptcha Alternative For All Forms
Vendor
CVE Published:
15 August 2026

What is CVE-2026-16146?

The Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms plugin for WordPress suffers from a SQL Injection vulnerability due to improper escaping of user-supplied parameters. This flaw allows authenticated attackers with editor-level access and above to inject malicious SQL queries into existing ones. By exploiting this vulnerability, attackers can manipulate database queries, potentially exposing sensitive information stored within the database. It is crucial for users of this plugin to apply the necessary updates to mitigate the risk.

Affected Version(s)

Invisible Anti-Spam & CAPTCHA — reCAPTCHA Alternative for All Forms 0 <= 5.1

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/gdpr-compliant...
https://plugins.trac.wordpress.org/browser/gdpr-compliant...

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Wordfence PRISM
.