CVE-2026-12448: Inappropriate implementation in WebView

Published May 15, 2026
·
Updated

Chromium: CVE-2026-12448 Inappropriate implementation in WebView

Other sources

Inappropriate implementation in WebView in Google Chrome on Android prior to 149.0.7827.155 allowed a remote attacker to perform privilege escalation 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

Credit

Google

Affected Software

6 affected componentsFixes available
Google Google Chrome for Android<149.0.7827.155
Google Chrome<149.0.7827.155
149.0.7827.155
All of the following
Google Chrome<149.0.7827.155
Google Android
Microsoft Edge (Chromium-based)<149.0.4022.80
149.0.4022.80
Microsoft Edge<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-based Chrome/Edge WebView (Android) to a version that resolves this vulnerability.

    Fixed in 149.0.7827.155

Event History

May 15, 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 27, 2026
Data Sourced
via Microsoft·04:56 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·04:56 AM
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-2026-12448?

The severity of CVE-2026-12448 is classified as High.

2

What type of attack does CVE-2026-12448 involve?

CVE-2026-12448 involves privilege escalation via a crafted HTML page.

3

Which versions of Google Chrome for Android are affected by CVE-2026-12448?

CVE-2026-12448 affects Google Chrome for Android versions prior to 149.0.7827.155.

4

How can users protect themselves from CVE-2026-12448?

Users can protect themselves by updating Google Chrome for Android to version 149.0.7827.155 or later.

5

What is the nature of the vulnerability described in CVE-2026-12448?

CVE-2026-12448 is characterized as an inappropriate implementation in WebView.

Contact

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