CVE-2026-87570

Published Sep 9, 2026

Last updated a month ago

Overview

Description
Incorrect authorization in SiteIsolation in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted file. (Chromium security severity: Medium)
Source
chrome-cve-admin@google.com
NVD status
Modified
Products
chrome

Risk scores

CVSS 3.1

Type
Primary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

chrome-cve-admin@google.com
CWE-863

Social media

Hype score
Not currently trending

Configurations