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AI Engine – The Chatbot, AI Framework & MCP for WordPress <= 3.7.8 — Unauthenticated Insecure Direct Object Reference

CVE-2026-93623Published · Updated

Action summary

Affected: ≤3.7.8Update to 3.7.9 or newer

All remediation steps
Watch plugin
Severity
Medium5.3
CVSS
5.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:N Confidentiality
None
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-639 Authorization Bypass Through User-Controlled Key
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini ai-engine

  1. Affected≤ 3.7.8
  2. Patched in3.7.9

Update to 3.7.9 or newer.

You are affected if you run ≤ 3.7.8. Version 3.7.9 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 3.7.9, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to foehn.

The AI Engine – The Chatbot, AI Framework & MCP for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.7.8. This is due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to perform an unauthorized action.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini

All 46
More vulnerabilities in AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting
≤3.9.1Update to 3.9.2
CVE-2026-123478
Medium4.3Cross-Site Request Forgery
≤3.8.8Update to 3.8.9
CVE-2026-65566
High7.5Missing Authorization to Administrator Account Takeover via Unauthenticated MCP OAuth Client Registration
≤3.8.6Update to 3.8.7
CVE-2026-110732
Medium4.2Authenticated (Subscriber+) Limited Media File Deletion via 'metadata' Parameter
≤3.8.4Update to 3.8.5
CVE-2026-107745
Medium4.3Missing Authorization
≤3.8.6Update to 3.8.7
CVE-2026-112828

Timeline

  1. CVE published

    Severity medium, CVSS 5.3

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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