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CVE-2026-11133 Google CVE debrief

CVE-2026-11133 is a Medium severity vulnerability in Google Chrome's Paint component. It was published on 2026-06-04 and modified on 2026-06-08. The vulnerability allowed a remote attacker to bypass same origin policy via a crafted HTML page. The CVSS score is 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
2026-06-08
Advisory published
2026-06-04
Advisory updated
2026-06-08

Who should care

Users of Google Chrome prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

Insufficient policy enforcement in Paint in Google Chrome prior to 149.0.7827.53 allowed a remote attacker 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.
  • Refer to [ref-4](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html) for vendor advisory.

Evidence notes

The CVE record [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-11133) and NVD detail [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-11133) provide additional information.

Official resources

CVE-2026-11133 was published on 2026-06-04 and modified on 2026-06-08.