PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-11237 Google CVE debrief

CVE-2026-11237 is a vulnerability in Google Chrome prior to 149.0.7827.53. The vulnerability is caused by insufficient validation of untrusted input in Media, allowing a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. The Chromium security severity is rated as Low, but the CVSS score is 8.3, indicating a HIGH severity. The vulnerability was published on [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-11237) on 2026-06-04 and modified on 2026-06-09.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-06-09
Advisory published
2026-06-04
Advisory updated
2026-06-09

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 insufficient validation of untrusted input in Media in Google Chrome prior to 149.0.7827.53. This allows a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.
  • Refer to [ref-4](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html) for release notes and [ref-5](https://issues.chromium.org/issues/496617698) for permissions required.

Evidence notes

The vulnerability has a CVSS score of 8.3 and a Chromium security severity of Low. The CWE is CWE-20.

Official resources

CVE-2026-11237 was published on 2026-06-04 and modified on 2026-06-09.