CVE-2026-11276: Inappropriate implementation in Cast

Published Apr 12, 2026
·
Updated

Chromium: CVE-2026-11276 Inappropriate implementation in Cast

Other sources

Inappropriate implementation in Cast in Google Chrome prior to 149.0.7827.53 allowed an attacker on the local network segment to bypass discretionary access control via malicious network traffic. (Chromium security severity: Low)

— NVD

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

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 Google Chrome to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  3. Upgrade

    Upgrade Chromium to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  4. Upgrade

    Upgrade Microsoft Edge (Chromium-based) to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53

Event History

Apr 12, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 4, 2026
CVE Published
via MITRE·11:06 PM
Data Sourced
via MITRE·11:06 PM
DescriptionWeakness
Jun 5, 2026
Data Sourced
via NVD·12:17 AM
DescriptionSeverityWeaknessAffected Software
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-2026-11276?

The severity of CVE-2026-11276 is medium with a CVSS score of 5.1.

2

How do I fix CVE-2026-11276?

To fix CVE-2026-11276, update Google Chrome or Microsoft Edge to version 149.0.7827.53 or later.

3

What does CVE-2026-11276 affect?

CVE-2026-11276 affects Google Chrome and Microsoft Edge browsers.

4

What type of vulnerability is CVE-2026-11276?

CVE-2026-11276 is classified as an inappropriate implementation vulnerability.

5

What is the impact of CVE-2026-11276?

CVE-2026-11276 allows an attacker on the local network segment to bypass discretionary access control via malicious network traffic.

Company

Resources

Contact

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