PatchSiren cyber security CVE debrief

CVE-2026-11653 Google CVE debrief

CVE-2026-11653 is a High-severity vulnerability in Google Chrome's Extensions. A remote attacker who had compromised the renderer process could bypass site isolation via a crafted HTML page. The vulnerability was patched in Chrome version 149.0.7827.103.

Vendor: Google
Product: Chrome
CVSS: MEDIUM 6.5
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-09
Original CVE updated: 2026-06-10
Advisory published: 2026-06-09
Advisory updated: 2026-06-10

Who should care

Users of Google Chrome prior to version 149.0.7827.103 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an inappropriate implementation in Extensions in Google Chrome. This allows a remote attacker who has compromised the renderer process to bypass site isolation via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

Update Google Chrome to version 149.0.7827.103 or later.

Evidence notes

The CVE-2026-11653 vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt].

Official resources

CVE-2026-11653 CVE record
CVE.org
CVE-2026-11653 NVD detail
NVD
Source item URL
nvd_modified
Mitigation or vendor reference
[email protected] - Release Notes, Vendor Advisory
Source reference
[email protected] - Permissions Required

CVE-2026-11653 was published on 2026-06-09T00:16:48.250Z and modified on 2026-06-10T19:00:32.407Z.