CVE intelligence

CVE-2026-12438

Vulnerability intelligence

Published Jun 17, 2026Sources checked Sep 28, 2026

8.3HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2026-12438 and is rated High severity with a CVSS score of 8.3. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

CISA KEVNot listedBased on the latest collected catalog

EPSS0.2%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-12438?

Inappropriate implementation in WebView in Google Chrome on Android prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)