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CVE-2026-11204 Google CVE debrief

A Medium severity vulnerability, CVE-2026-11204, was found in Google Chrome's Signin feature on iOS. This issue, caused by an inappropriate implementation, allows remote attackers to bypass navigation restrictions via a crafted HTML page. The vulnerability has a CVSS score of 6.5.

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

Who should care

Users of Google Chrome on iOS, particularly those who use the Signin feature, should be aware of this vulnerability. IT administrators and security teams responsible for managing Chrome deployments should prioritize patching.

Technical summary

The vulnerability is caused by an inappropriate implementation in the Signin feature of Google Chrome on iOS. This allows remote attackers to bypass navigation restrictions via a crafted HTML page. The issue has been addressed in Chrome version 149.0.7827.53.

Defensive priority

Medium

Recommended defensive actions

  • Update Google Chrome on iOS to version 149.0.7827.53 or later.
  • Ensure that Chrome's auto-update feature is enabled to receive the latest security patches.

Evidence notes

The CVE-2026-11204 vulnerability has been analyzed and verified by official sources, including the National Vulnerability Database (NVD) and Google Chrome's security team.

Official resources

CVE-2026-11204 was published on 2026-06-04T23:17:27.590Z and modified on 2026-06-06T01:59:26.910Z.