CVE-2026-9961: Use after free in SurfaceCapture

Published Apr 20, 2026
·
Updated

Chromium: CVE-2026-9961 Use after free in SurfaceCapture

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 SurfaceCapture in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to potentially exploit heap corruption 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
Microsoft Edge (Chromium-based)
Microsoft Edge<148.0.3967.96
All of the following
Google Chrome<148.0.7778.215
Any of the following
Apple macOS
Linux Linux kernel
All of the following
Google Chrome<148.0.7778.216
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Google Chrome/Chromium SurfaceCapture to a version that resolves this vulnerability.

    Fixed in 148.0.7778.216

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·11:20 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·11:20 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-9961?

CVE-2026-9961 has a high severity rating of 8.8 on the CVSS scale.

2

What software is affected by CVE-2026-9961?

CVE-2026-9961 affects Google Chrome versions prior to 148.0.777 and Microsoft Edge (Chromium-based).

3

How do I fix CVE-2026-9961?

The best way to fix CVE-2026-9961 is to update Google Chrome or Microsoft Edge to the latest version.

4

What does CVE-2026-9961 exploit?

CVE-2026-9961 exploits a use after free vulnerability in SurfaceCapture.

5

When was CVE-2026-9961 published?

CVE-2026-9961 was published on April 20, 2026.

Contact

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