Out of bounds read and write in Angle in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially perform a sandbox escape 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 < 147.0.7727.138
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
<!--
PoC for CVE-2026-7354 (Conceptual)
This HTML file attempts to trigger the OOB issue in ANGLE via WebGL.
Note: Actual exploitation requires specific memory layout and ROP chains.
-->
<!DOCTYPE html>
<html>
<head>
<title>CVE-2026-7354 PoC</title>
</head>
<body>
<canvas id="glcanvas"></canvas>
<script>
const canvas = document.getElementById('glcanvas');
const gl = canvas.getContext('webgl');
if (!gl) {
console.log('WebGL not supported');
} else {
// Attempt to trigger the specific ANGLE bug
// This involves setting up specific shader or buffer states
// that cause the Out-of-Bounds read/write.
console.log('Attempting to trigger vulnerability in ANGLE...');
// Malicious shader or texture operation would go here
// to corrupt memory adjacent to the GPU heap.
// Example: creating a texture with invalid dimensions
// that triggers the miscalculation in bounds check.
try {
// Simulating the trigger condition
// (Actual exploit code is complex and target-specific)
gl.createTexture();
// ... exploit logic ...
} catch (e) {
console.log('Exception caught: ' + e);
}
}
</script>
</body>
</html>