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CVE-2026-11226 Google CVE debrief

CVE-2026-11226 is a vulnerability in Google Chrome on Android prior to 149.0.7827.53. This issue involves Insufficient policy enforcement in PreviewTab, which could allow a remote attacker to bypass same origin policy via a crafted HTML page. The vulnerability has a CVSS score of 6.5 and is classified as MEDIUM severity. It was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-11226) and last modified on [cveModifiedAt](https://nvd.nist.gov/vuln/detail/CVE-2026-11226). The vulnerability affects Google Chrome on Android. To address this issue, users should update Google Chrome to version 149.0.7827.53 or later. For more information, refer to the [vendor advisory](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html).

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 Android prior to version 149.0.7827.53.

Technical summary

Insufficient policy enforcement in PreviewTab in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to bypass same origin policy 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 vulnerability has been analyzed and verified by official sources.

Official resources

CVE-2026-11226 was published on 2026-06-04T23:17:30.377Z and last modified on 2026-06-06T01:57:49.233Z.