CVE-2026-12024: Medium severity Google Google Chrome vulnerability

Published May 27, 2026
·
Updated

Insufficient policy enforcement in DevTools in Google Chrome prior to 149.0.7827.115 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)

Credit

Google

Affected Software

6 affected componentsFixes available
Google Google Chrome<149.0.7827.115
Google Chrome<149.0.7827.114
149.0.7827.114
All of the following
Google Chrome<149.0.7827.115
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows

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 27, 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.

Frequently Asked Questions

1

What is the severity of CVE-2026-12024?

The severity of CVE-2026-12024 is rated as medium with a CVSS score of 6.5.

2

How can I fix CVE-2026-12024?

To fix CVE-2026-12024, ensure that you update Google Chrome to version 149.0.7827.115 or later.

3

What vulnerabilities does CVE-2026-12024 address in Google Chrome?

CVE-2026-12024 addresses the issue of insufficient policy enforcement in DevTools that allows remote attackers to bypass the same origin policy.

4

Who is affected by CVE-2026-12024?

Users of Google Chrome prior to version 149.0.7827.115 are affected by CVE-2026-12024.

5

What type of attacks can CVE-2026-12024 potentially allow?

CVE-2026-12024 can potentially allow a remote attacker to bypass the same origin policy via a crafted HTML page.

Contact

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