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CVE-2026-11062 Google CVE debrief

CVE-2026-11062 is a Medium severity vulnerability in Google Chrome prior to 149.0.7827.53. The vulnerability is caused by insufficient policy enforcement in Extensions, allowing an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via a crafted Chrome Extension. The CVSS score for this vulnerability is 4.3.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 4.3
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, administrators of systems with Google Chrome installed, and security teams responsible for patching and vulnerability management

Technical summary

The vulnerability is caused by insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53. An attacker who convinces a user to install a malicious extension can inject scripts or HTML into a privileged page via a crafted Chrome Extension.

Defensive priority

Medium

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later
  • Ensure that only trusted extensions are installed
  • Monitor for suspicious activity and implement additional security measures as needed

Evidence notes

The CVE record and NVD detail can be found at [cve-org] and [nvd], respectively. Additional information can be found in the vendor advisory at [ref-4] and source reference at [ref-5].

Official resources

CVE-2026-11062 was published on 2026-06-04T23:17:10.690Z and modified on 2026-06-08T14:52:14.837Z.