PatchSiren cyber security CVE debrief

CVE-2026-11139 Google CVE debrief

CVE-2026-11139 is a medium-severity vulnerability in Google Chrome's Paint implementation. The vulnerability allowed a remote attacker to leak cross-origin data via a crafted HTML page. The issue was patched in Google Chrome version 149.0.7827.53.

Vendor: Google
Product: Chrome
CVSS: MEDIUM 6.5
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-04
Original CVE updated: 2026-06-08
Advisory published: 2026-06-04
Advisory updated: 2026-06-08

Who should care

Users of Google Chrome prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an inappropriate implementation in the Paint component of Google Chrome. This allows a remote attacker to leak cross-origin data via a crafted HTML page.

Defensive priority

Medium

Recommended defensive actions

Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

The CVE record and NVD detail can be found at [cve-org] and [nvd], respectively.

Official resources

CVE-2026-11139 CVE record
CVE.org
CVE-2026-11139 NVD detail
NVD
Source item URL
nvd_modified
Mitigation or vendor reference
[email protected] - Vendor Advisory
Source reference
[email protected] - Permissions Required

CVE-2026-11139 was published on [cvePublishedAt] and modified on [cveModifiedAt].