CVE-2026-12026: Medium severity Google Google Chrome on ChromeOS vulnerability

Published May 28, 2026
·
Updated

Out of bounds read in Video in Google Chrome on ChromeOS prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)

Credit

Google

Affected Software

4 affected componentsFixes available
Google Google Chrome on ChromeOS<149.0.7827.115
Google Chrome<149.0.7827.114
149.0.7827.114
All of the following
Google Chrome<149.0.7827.115
Google Chrome OS

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 149.0.7827.114

Event History

May 28, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 11, 2026
CVE Published
via MITRE·08:48 PM
Data Sourced
via MITRE·08:48 PM
DescriptionWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-12026?

The severity of CVE-2026-12026 is classified as high, with a score of 7.

2

How do I fix CVE-2026-12026?

To fix CVE-2026-12026, update Google Chrome on ChromeOS to version 149.0.7827.115 or later.

3

What type of vulnerability is CVE-2026-12026?

CVE-2026-12026 is an out of bounds read vulnerability in the Video component of Google Chrome.

4

What can an attacker do with CVE-2026-12026?

An attacker can exploit CVE-2026-12026 to obtain potentially sensitive information from process memory via a crafted HTML page.

5

Which software is affected by CVE-2026-12026?

CVE-2026-12026 affects Google Chrome on ChromeOS and Google Chrome desktop versions prior to the patched version.

Contact

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