Upstream information

CVE-2026-87570 at MITRE

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)

SUSE information

Overall state of this security issue: Revisit

This issue is currently rated as having critical severity.

CVSS v3 Scores
CVSS detail National Vulnerability Database
Base Score 8.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1279840 [NEW]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Wed Sep 9 12:58:07 2026
CVE page last modified: Thu Sep 10 14:12:41 2026