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.
CVE-2025-15370 is a medium severity with CVSS 4.3 Authorization Bypass issue affecting the Plugin Shield: Blocks Bots, Protects Users, and Prevents Security Breaches. It affects Versions up to 21.0.9 and is fixed in 21.0.10.
CVE-2025-15370 is tracked for the Plugin Shield: Blocks Bots, Protects Users, and Prevents Security Breaches as medium severity with CVSS 4.3. The affected range is Versions up to 21.0.9. Update Shield: Blocks Bots, Protects Users, and Prevents Security Breaches to 21.0.10 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
wp-simple-firewall
View on wordpress.org
|
| CVE | CVE-2025-15370 |
| Patched Versions |
21.0.10
|
| Affected Versions |
Versions up to 21.0.9
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Shield Security – Smart Bot Blocking & Intrusion Prevention Security <= 18.5.9 - Unauthenticated Local File Inclusion
Shield Security <= 18.5.7 - Unauthenticated Stored Cross-Site Scripting via getColumnContent_Page
Shield Security <= 17.0.17 - Unauthenticated Stored Cross-Site Scripting
Shield Security <= 21.0.8 - Cross-Site Request Forgery to SQL Injection
Shield Security <= 21.0.8 - Unauthenticated Reflected Cross-Site Scripting via 'message' Parameter
Shield Security – Smart Bot Blocking & Intrusion Prevention Security <= 20.0.5 - Reflected Cross-Site Scripting
Shield Security <= 13.0.5 - Admin+ Stored Cross-Site Scripting
Shield Security: Blocks Bots, Protects Users, and Prevents Security Breaches <= 21.0.9 - Missing Authorization to Authenticated (Subscriber+) Email MFA Update
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