CVE-2026-5284: Use after free in Dawn

Published Mar 12, 2026
·
Updated

Chromium: CVE-2026-5284 Use after free in Dawn

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

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

NVD

Credit

86ac1f1587b71893ed2ad792cd7dde32

Affected Software

8 affected componentsFixes available
Google Chrome<146.0.7680.178
Google Chrome<146.0.7680.177
146.0.7680.177
All of the following
Google Chrome<146.0.7680.177
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows
Microsoft Edge (Chromium-based)
Microsoft Edge<146.0.3856.97

Event History

Mar 12, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Apr 1, 2026
CVE Published
via MITRE·04:41 AM
Data Sourced
via MITRE·04:41 AM
DescriptionWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 3, 2026
Data Sourced
via Microsoft·01:46 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·01:46 AM
DescriptionAffected Software
Feb 13, 58282
Event
via FIRST·08:53 PM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-5284?

CVE-2026-5284 has a severity rating of High due to its potential to allow remote attackers to execute arbitrary code.

2

How do I fix CVE-2026-5284?

To fix CVE-2026-5284, upgrade Google Chrome to version 146.0.7680.178 or later.

3

Which versions of Google Chrome are affected by CVE-2026-5284?

Google Chrome versions prior to 146.0.7680.178 are affected by CVE-2026-5284.

4

What is a use after free vulnerability in the context of CVE-2026-5284?

A use after free vulnerability like CVE-2026-5284 occurs when memory that has been freed is reused, potentially leading to arbitrary code execution.

5

What are the potential consequences of CVE-2026-5284 if exploited?

If exploited, CVE-2026-5284 can allow attackers to execute arbitrary code on a victim's system through a malicious HTML page.

Contact

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