CVE-2026-12463: Inappropriate implementation in Views

Published May 30, 2026
·
Updated

Chromium: CVE-2026-12463 Inappropriate implementation in Views

Other sources

Inappropriate implementation in Views in Google Chrome on Linux prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: High)

MITRE

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

Credit

Google

Affected Software

6 affected componentsFixes available
Google Google Chrome (Linux)<149.0.7827.155
Google Chrome<149.0.7827.155
149.0.7827.155
All of the following
Google Chrome<149.0.7827.155
Linux Linux kernel
Microsoft Edge<149.0.4022.80
Microsoft Edge (Chromium-based)<149.0.4022.80
149.0.4022.80

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 149.0.7827.155
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 149.0.4022.80
  3. Upgrade

    Upgrade chromium/google chrome (Linux) to a version that resolves this vulnerability.

    Fixed in 149.0.7827.155

Event History

May 30, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 17, 2026
CVE Published
via MITRE·01:38 AM
Data Sourced
via MITRE·01:38 AM
DescriptionWeakness
Data Sourced
via NVD·01:20 PM
DescriptionSeverityWeaknessAffected Software
Jun 19, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 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-2026-12463?

The severity of CVE-2026-12463 is rated as High.

2

How do I fix CVE-2026-12463?

To fix CVE-2026-12463, update Google Chrome on your Linux system to version 149.0.7827.155 or later.

3

What type of vulnerability is CVE-2026-12463?

CVE-2026-12463 is classified as an inappropriate implementation leading to an XSS vulnerability.

4

Who can exploit CVE-2026-12463?

A remote attacker who has compromised the renderer process can exploit CVE-2026-12463.

5

What systems are affected by CVE-2026-12463?

CVE-2026-12463 affects Google Chrome on Linux prior to version 149.0.7827.155.

Contact

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