GHSA-WMM3-H9QJ-P5V6 SillyTavern: Existing sessions are not invalidated after password change, allowing session reuse and account takeover

Summary Changing a user’s password does not invalidate existing sessions, allowing an attacker with a stolen cookie to retain access even after the victim resets their password. Details SillyTavern relies on cookie-session for authentication, storing all session data user handle, permissions in a...