The vulnerability of the Opaque Response Blocking (ORB) mechanism in browsers Google Chrome and Microsoft Edge allows attackers to bypass existing security mechanisms.

The vulnerability of the Opaque Response Blocking ORB mechanism in Google Chrome and Microsoft Edge is related to insecure management of privileges. Exploiting this vulnerability could allow a malicious actor to bypass existing security mechanisms through a specially crafted HTML page...

PT-2026-38164

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 148.0.7778.96 Description An inappropriate implementation in Opaque Response Blocking ORB, a mechanism used to prevent cross-site leaks by blocking sensitive responses, allows a remote attacker to bypass site...