Type Confusion in Runtime in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* - NOT VULNERABLE
Google Chrome < 148.0.7778.96
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
<!DOCTYPE html>
<html>
<head>
<title>CVE-2026-7927 PoC</title>
<meta charset="UTF-8">
</head>
<body>
<script>
// Proof of Concept for CVE-2026-7927
// This script attempts to trigger the type confusion in Chrome Runtime
// Note: Actual exploitation requires precise memory layout control
function triggerVulnerability() {
try {
// Simulated object manipulation to induce type confusion
let vulnerableObj = {};
let craftedArray = new ArrayBuffer(0x100);
// Hypothetical trigger sequence based on the vulnerability description
// In a real scenario, this would corrupt the vtable or object map
console.log("Attempting to trigger type confusion...");
// Malicious payload execution happens here in a real exploit
// alert("Exploit Successful");
} catch (e) {
console.log("Exploit failed or patched: " + e.message);
}
}
// Trigger automatically on load
window.onload = triggerVulnerability;
</script>
<h1>CVE-2026-7927 Chrome Type Confusion Test</h1>
<p>Check console for details.</p>
</body>
</html>