CVE-2026-19153

Description

Insufficient validation of untrusted input in Workers in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)

References

• https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_01193673229.html
• https://issues.chromium.org/issues/532939327