CVE-2026-55532

PraisonAI is a multi-agent teams system. Prior to version 4.6.58 , the MCP HTTP Stream _validate_origin function uses request_origin.startswith(allowed), which allows an attacker-controlled origin such as localhost.attacker.com to satisfy a localhost allowlist entry. This enables an unauthenticat...

PT-2026-81320

Name of the Vulnerable Software and Affected Versions PraisonAI versions prior to 4.6.58 Description The MCP HTTP Stream transport in PraisonAI uses an unsafe prefix match when validating the Origin header via the validate origin method. The validation logic accepts any origin that starts with an...