CVE-2026-90579

CVE-2026-90579 affects Cheshire Cat AI up to version 1.9.2 . The flaw resides in the _authorize_http_key function within core/cat/factory/custom_auth_handler.py, where manipulation of the user_id argument leads to missing authentication . An unauthenticated remote attacker can exploit this over t...

EUVD-2026-77064

A vulnerability has been found in cheshire-cat-ai Cheshire Cat AI up to 1.9.2. This affects the function authorizehttpkey of the file core/cat/factory/customauthhandler.py. The manipulation of the argument userid leads to missing authentication. The attack may be initiated remotely. The exploit h...

GHSA-JFJ5-WRJ9-63X4 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

Summary In affected versions of langgraph-api the LangGraph Server runtime, the run-creation path authorized the assistant attached to a run using a different authorization event than the rest of the assistant-handling code paths. Direct assistant reads and cron creation dispatch the...