Shield Security <= 21.0.9 - Authenticated (Subscriber+) Insecure Direct Object Reference to Disable Google Authenticator
| CVE | CVE-2025-15370 |
|---|---|
| CVSS | 4.3 (Medium) |
| Publicly Published | January 15, 2026 |
| Last Updated | January 16, 2026 |
| Researcher |
Dmitrii Ignatyev
- CleanTalk Inc
|
Description
The Shield: Blocks Bots, Protects Users, and Prevents Security Breaches plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 21.0.9 via the MfaGoogleAuthToggle class due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to disable Google Authenticator for any user.
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Vulnerability Details for Shield Security – Smart Bot Blocking, Brute-Force Login Protection & File Scanning
| Software Type | Plugin |
|---|---|
| Software Slug | wp-simple-firewall (view on wordpress.org) |
| Patched? | Yes |
| Remediation | Update to version 21.0.10, or a newer patched version |
| Affected Version |
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| Patched Version |
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Recent vulnerabilities in Shield Security – Smart Bot Blocking, Brute-Force Login Protection & File Scanning
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