side-channel leak

The side-channel leak tag covers browser security reporting about information exposure through indirect hardware or performance signals. Current coverage centers on Chrome 150 fixing CVE-2026-13935, a Compute Pressure side-channel flaw affecting Windows and Mac. The issue could allow a remote attacker to leak cross-origin data through a specially crafted HTML page. The coverage highlights how browser features that improve hardware awareness can also create privacy risks. It also places the vulnerability in context: the flaw received a Medium rating, but affected users should treat the release as a timely browser update rather than a reason for panic.