CVE-2026-9992: Use after free in Network

Published May 14, 2026
·
Updated

Chromium: CVE-2026-9992 Use after free in Network

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 Network in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

— NVD

Credit

Google

Affected Software

8 affected componentsFixes available
Google Google Chrome<148.0.7778.216
All of the following
Google Chrome<148.0.7778.216
Microsoft Windows
All of the following
Google Chrome<148.0.7778.215
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<148.0.3967.96

Event History

May 28, 2026
CVE Published
via MITRE·10:25 PM
Data Sourced
via MITRE·10:25 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
May 29, 2026
Data Sourced
via Microsoft·11:21 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·11:21 PM
DescriptionAffected Software
Jun 3, 2026
Data Sourced
12:00 AM
SeverityWeakness

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-2026-9992?

The severity of CVE-2026-9992 is rated as high with a CVSS score of 8.8.

2

How do I fix CVE-2026-9992?

To fix CVE-2026-9992, update Google Chrome to version 148.0.7778.216 or later.

3

What type of vulnerability is identified by CVE-2026-9992?

CVE-2026-9992 is a use after free vulnerability in the Network component of Google Chrome.

4

What can an attacker do through CVE-2026-9992?

An attacker can execute arbitrary code inside a sandbox via a crafted HTML page due to CVE-2026-9992.

5

In which versions of Google Chrome does CVE-2026-9992 exist?

CVE-2026-9992 exists in Google Chrome versions prior to 148.0.7778.216.

Company

Resources

Contact

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CVE-2026-9992 - Use after free in Network - SecAlerts