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PatchSiren cyber security CVE debrief

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
2026-07-23
Advisory published
2026-06-04
Advisory updated
2026-07-23

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.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11226 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11226

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11226 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11226

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.