CVE-2025-66803

Race condition in the turbo-frame element handler in Hotwired Turbo before 8.0.x causes logout operations to fail when delayed frame responses reapply session cookies after logout. This can be exploited by remote attackers via selective network delays e.g. delaying requests based on sequence or...

CVE-2025-66803

A race condition in the turbo-frame element handler of Hotwired Turbo (versions prior to 8.0.x ) allows delayed HTTP responses to restore stale session cookies after a logout operation. This occurs because browsers automatically process Set-Cookie headers; if a Turbo Frame request is in-flight du...