CVE-2026-11134: Insufficient data validation in Media

Published Apr 11, 2026
·
Updated

Chromium: CVE-2026-11134 Insufficient data validation in Media

Other sources

Inappropriate implementation in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

— MITRE

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Credit

Google

Affected Software

7 affected componentsFixes available
Google Chrome<149.0.7827.53
149.0.7827.53
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<149.0.4022.52
All of the following
Google Chrome<149.0.7827.53
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  2. Upgrade

    Upgrade Chromium to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  3. Upgrade

    Upgrade Google Chrome to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  4. Compensating control

    For Microsoft Edge (Chromium-based), apply Microsoft Edge updates that include the Chromium fix. Monitor Microsoft Edge release notes and deploy vendor-provided updates that incorporate the Chromium fix (Chromium 149.0.7827.53) as soon as they are available.

Event History

Apr 11, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 4, 2026
CVE Published
via MITRE·11:05 PM
Data Sourced
via MITRE·11:05 PM
DescriptionWeakness
Data Sourced
via NVD·11:17 PM
DescriptionSeverityWeaknessAffected Software
Jun 5, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2026-11134?

CVE-2026-11134 has a medium severity rating of 6.5.

2

What is the risk associated with CVE-2026-11134?

The risk level for CVE-2026-11134 is classified as 37.

3

How do I fix CVE-2026-11134?

To fix CVE-2026-11134, update Google Chrome to version 149.0.7827.53 or later.

4

What causes CVE-2026-11134?

CVE-2026-11134 is caused by insufficient data validation in the Media component of Google Chrome.

5

Which software is affected by CVE-2026-11134?

CVE-2026-11134 affects Google Chrome prior to version 149.0.7827.53 and Microsoft Edge (Chromium-based) versions.

Company

Resources

Contact

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