Is CVE-2026-11178 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-11178 being exploited in the wild.

How severe is CVE-2026-11178?

Informational severity, published 4 June 2026.

Which products and versions are affected?

Google WebView prior to 149.0.7827.53.

Is there a fix for CVE-2026-11178?

A patch was published on 2026-06-02: Chrome 149 promoted to stable channel Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-11178 attacked?

It is attacked over the network, in a network appliance.

Am I affected by CVE-2026-11178?

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.

CVE-2026-11178: Google Chrome WebView insufficient policy enforcement on Android

CVE-2026-11178 · Severity: info · Published 2026-06-04

A vulnerability in the WebView component of Google Chrome on Android could allow a malicious website to access data from other websites. WebView is a system component that allows Android apps to display web content; an exploit could lead to the unauthorized disclosure of sensitive user information or session data. Users should update their Chrome application to the latest version to mitigate this risk.

Technologies: Google WebView. Vendors: Google.

Quick answers

Is CVE-2026-11178 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-11178 being exploited in the wild.
How severe is CVE-2026-11178?: Informational severity, published 4 June 2026.
Which products and versions are affected?: Google WebView prior to 149.0.7827.53.
Is there a fix for CVE-2026-11178?: A patch was published on 2026-06-02: Chrome 149 promoted to stable channel Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-11178 attacked?: It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-11178?: 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 vulnerability classified as insufficient policy enforcement exists in the WebView component of Google Chrome for Android. The flaw allows a remote attacker to bypass Same-Origin Policy (SOP) restrictions and leak cross-origin data. An attacker could exploit this by enticing a user to visit a specially crafted HTML page. The vulnerability is addressed in version 149.0.7827.53 and later. The Chromium team has assigned this a security severity of Medium.

Affected products

Google Chrome for Android WebView prior to 149.0.7827.53

Timeline

2026-06-02: patched: Chrome 149 promoted to stable channel
2026-06-04: disclosed: NVD publication date

References

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