CVE-2026-6301: Type Confusion in Turbofan

Published Mar 23, 2026
·
Updated

Chromium: CVE-2026-6301 Type Confusion in Turbofan

Other sources

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

Type Confusion in Turbofan in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

MITRE

Credit

qymag1c

Affected Software

7 affected componentsFixes available
Google Chrome<147.0.7727.101
147.0.7727.101
All of the following
Google Chrome<147.0.7727.101
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows
Microsoft Edge (Chromium-based)
Microsoft Edge<147.0.3912.72

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 147.0.7727.101
  2. Upgrade

    Upgrade Chromium (Google Chrome/Turbofan) via Microsoft Edge (Chromium-based) to a version that resolves this vulnerability.

    Fixed in 147.0.7727.101

Event History

Mar 23, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Apr 15, 2026
CVE Published
via MITRE·07:04 PM
Data Sourced
via MITRE·07:04 PM
DescriptionWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 17, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Nov 28, 58273
Event
via FIRST·07:51 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-6301?

CVE-2026-6301 has a severity score of 8.8, indicating a high severity level.

2

How do I fix CVE-2026-6301?

To mitigate CVE-2026-6301, update Google Chrome or Microsoft Edge to the latest version.

3

What type of vulnerability is CVE-2026-6301?

CVE-2026-6301 is classified as a Type Confusion vulnerability affecting the Turbofan component in Chromium-based browsers.

4

Which software is affected by CVE-2026-6301?

CVE-2026-6301 affects Google Chrome and Microsoft Edge (Chromium-based) versions prior to 147.0.7727.101.

5

What impact does CVE-2026-6301 have?

CVE-2026-6301 could lead to high impact consequences, including information disclosure or system corruptions.

Contact

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