CVE-2026-85267 Cross-Site WebSocket Hijacking in Google Cloud Shell

A Cross-Site WebSocket Hijacking vulnerability in Cloud Shell prior to 2026-07-22 on Google Cloud Platform allows an unauthenticated attacker to hijack an active Cloud Shell session and exfiltrate the user's OAuth access token using a cross-origin WebSocket request. This vulnerability was patched...

CVE-2026-85267

A Cross-Site WebSocket Hijacking vulnerability exists in Google Cloud Shell on Google Cloud Platform (prior to 2026-07-22). The root cause is missing origin validation in WebSockets (CWE-1385), which allows an unauthenticated attacker to hijack an active Cloud Shell session via a cross-origin Web...