CVE-2026-12448: Google Chrome WebView privilege escalation on Android

CVE-2026-12448 · Severity: high · CVSS 8.8 · Published 2026-06-17

Google Chrome's WebView, a component used by Android apps to display web content, contains a security flaw that could allow a remote attacker to gain elevated privileges on a device. By tricking a user into visiting a specially crafted website, an attacker could potentially bypass security restrictions to access sensitive data or perform unauthorized actions. This issue affects Android users running older versions of the Chrome browser and WebView component.

Technologies: Google WebView. Vendors: Google.

Quick answers

Is CVE-2026-12448 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-12448 being exploited in the wild.
How severe is CVE-2026-12448?
High severity, with a CVSS score of 8.8, published 17 June 2026.
Which products and versions are affected?
Google WebView prior to 149.0.7827.155.
Is there a fix for CVE-2026-12448?
A patch was published on 2026-06-16: Stable channel update released Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-12448 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-12448?
Check whether you run Google WebView at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A privilege escalation vulnerability exists in the WebView component of Google Chrome for Android due to an inappropriate implementation of security controls. The flaw, classified under CWE-269 (Improper Privilege Management), can be triggered by a remote attacker who convinces a user to load a malicious HTML page. Successful exploitation allows the attacker to escalate privileges within the context of the application using WebView. The vulnerability was addressed in version 149.0.7827.155; users are advised to update their Chrome and WebView components to the latest available version.

Affected products

  • Google Chrome WebView prior to 149.0.7827.155

Timeline

  • 2026-05-15: disclosed: Reported to Chromium project
  • 2026-06-16: patched: Stable channel update released
  • 2026-06-17: advisory: NVD/CVE published

References

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