CVE-2026-10949: High Heap buffer overflow in Video

Published Jun 4, 2026
·
Updated

Chromium: CVE-2026-10949 Heap buffer overflow in Video

Other sources

Heap buffer overflow in Video in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

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

Affected Software

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

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 149.0.7827.53

Event History

Jun 4, 2026
CVE Published
via MITRE·11:03 PM
Data Sourced
via MITRE·11:03 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Jun 5, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Aug 27, 2026
Data Sourced
12:00 AM
SeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2026-10949?

CVE-2026-10949 has a severity score of 8.3, categorized as high.

2

How do I fix CVE-2026-10949?

To fix CVE-2026-10949, update Google Chrome or Microsoft Edge to version 149.0.7827.53 or later.

3

What type of vulnerability is CVE-2026-10949?

CVE-2026-10949 is classified as a heap buffer overflow vulnerability.

4

What impact does CVE-2026-10949 have?

CVE-2026-10949 can allow a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

5

In which software is CVE-2026-10949 found?

CVE-2026-10949 affects Google Chrome and Microsoft Edge (Chromium-based) versions prior to 149.0.7827.53.

Contact

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