AI Chatbot & Workflow Automation by AIWU < 1.5.4 - Unauthenticated Privilege Escalation via MCP OAuth

The AI Copilot WordPress plugin before 1.5.4 does not bind OAuth access tokens to a WordPress user, and accepts any valid token as an administrator session, allowing unauthenticated attackers who complete the public OAuth flow to execute privileged MCP tools as an administrator, including arbitrary user creation and role escalation.