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

Source: https://junglewise.ai/threats/cve-2026-11178-google-chrome-webview-insufficient-policy-enforcement-on-android  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-04. Updated: 2026-06-05  
License: CC BY 4.0 with a link back

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](https://junglewise.ai/threats/technologies/webview). Vendors: [Google](https://junglewise.ai/threats/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

- [https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html)
- [https://issues.chromium.org/issues/502501810](https://issues.chromium.org/issues/502501810)

## Related threats

- [Google Chrome WebView privilege escalation on Android](https://junglewise.ai/threats/cve-2026-12448-google-chrome-webview-privilege-escalation-on-android)
- [Google Chrome WebView sandbox escape on Android](https://junglewise.ai/threats/cve-2026-12438-google-chrome-webview-sandbox-escape-on-android)
- [Google Chrome WebView privilege escalation on Android](https://junglewise.ai/threats/cve-2026-11295-google-chrome-webview-privilege-escalation-on-android)
- [Google Chrome WebView integer overflow in Android](https://junglewise.ai/threats/cve-2026-11290-google-chrome-webview-integer-overflow-in-android)
- [Google Chrome for Android sandbox escape in WebView](https://junglewise.ai/threats/cve-2026-11167-google-chrome-for-android-sandbox-escape-in-webview)