AI Engine <= 2.8.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting via `mwai_chatbot` Shortcode `id` Parameter

5.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2025-5570
CVSS 5.4 (Medium)
Publicly Published July 7, 2025
Last Updated July 8, 2025
Researcher mikemyers

Description

The AI Engine plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the mwai_chatbot shortcode 'id' parameter in all versions up to, and including, 2.8.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for AI Engine – The Chatbot, AI Framework & MCP for WordPress

Software Type Plugin
Software Slug ai-engine (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.8.5, or a newer patched version
Affected Version
  • <= 2.8.4
Patched Version
  • 2.8.5

Recent vulnerabilities in AI Engine – The Chatbot, AI Framework & MCP for WordPress

# Title CVE ID CVSS Researchers Date
1 AI Engine <= 3.8.0 - Unauthenticated Stored Cross-Site Scripting via 'model_' Parameter → PHP Error-Log Injection → Advisor Indirect Prompt Injection CVE-2026-96561 7.2 whale120 September 30, 2026
2 AI Engine – The Chatbot, AI Framework & MCP for WordPress <= 3.7.8 - Unauthenticated Insecure Direct Object Reference CVE-2026-93623 5.3 foehn September 23, 2026
3 AI Engine <= 3.7.7 - Insecure Direct Object Reference to Authenticated (Subscriber+) Sensitive Attachment Disclosure via 'mediaId' Parameter CVE-2026-89141 6.5 Chi Trung Huynh September 14, 2026
4 AI Engine – The Chatbot, AI Framework & MCP for WordPress 3.4.0 - 3.7.1 - Missing Authorization to Unauthenticated Arbitrary AI Query Execution CVE-2026-75798 5.3 Abdullah Kareem August 28, 2026
5 AI Engine – The Chatbot, AI Framework & MCP for WordPress 3.3.3 - 3.7.1 - Authenticated (Subscriber+) Arbitrary File Read CVE-2026-75797 6.5 Jashid Sany August 27, 2026
6 AI Engine – The Chatbot, AI Framework & MCP for WordPress <= 3.6.0 - Authenticated (Administrator+) Privilege Escalation CVE-2026-75796 4.7 Charles Vosburgh August 24, 2026
7 AI Engine <= 3.6.3 - Insecure Direct Object Reference to Unauthenticated Cross-Session Chatbot File Deletion CVE-2026-16953 5.3 Revanth Hari Narayana Matte August 3, 2026
8 AI Engine <= 3.6.5 - Authenticated (Subscriber+) Arbitrary File Read CVE-2026-16955 6.5 Revanth Hari Narayana Matte August 3, 2026
9 AI Engine <= 3.6.5 - Cross-Site Request Forgery to Privilege Escalation via REQUEST_URI Substring Match CVE-2026-15988 8.8 UKO July 31, 2026
10 AI Engine <= 3.6.3 - Authenticated (Editor+) Information Exposure CVE-2026-16954 2.7 Revanth Hari Narayana Matte July 30, 2026

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