CVE-2026-79228

high

Description

Incorrect authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation into a privileged page via a crafted HTML page. (Chromium security severity: Medium)

References

https://issues.chromium.org/issues/516398679

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html

Details

Source: Mitre, NVD

Published: 2026-08-25

Updated: 2026-08-26

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Severity: High

EPSS

EPSS: 0.00272