CVE-2026-17682 Overview
CVE-2026-17682 is an integer overflow vulnerability in ANGLE, the graphics abstraction layer used by Google Chrome to translate OpenGL ES calls to platform-native graphics APIs. The flaw affects Google Chrome versions prior to 151.0.7922.72. A remote attacker who has already compromised the renderer process can use a crafted HTML page to trigger the overflow and potentially escape the Chrome sandbox. Google assigned this issue a Chromium security severity of High. The vulnerability is tracked under CWE-190: Integer Overflow or Wraparound.
Critical Impact
Successful exploitation chains with a renderer compromise to break out of the Chrome sandbox, giving an attacker code execution outside the browser's isolation boundary.
Affected Products
- Google Chrome for Desktop prior to 151.0.7922.72
- Chromium-based browsers embedding vulnerable ANGLE builds
- Applications relying on the affected ANGLE component for GPU translation
Discovery Timeline
- 2026-07-30 - CVE-2026-17682 published to NVD
- 2026-07-30 - Last updated in NVD database
Technical Details for CVE-2026-17682
Vulnerability Analysis
ANGLE (Almost Native Graphics Layer Engine) translates WebGL and OpenGL ES calls into Direct3D, Metal, or Vulkan commands depending on the host platform. The component runs inside the Chrome GPU process, which sits on the trust boundary between the sandboxed renderer and the host operating system. An integer overflow in this translation path allows attacker-controlled arithmetic to wrap around expected size or offset values.
When the overflowed value feeds subsequent memory operations, the GPU process may allocate undersized buffers, index out of bounds, or corrupt adjacent memory. Because the GPU process runs with higher privileges than the renderer, corrupting it enables a sandbox escape. The attacker must first compromise the renderer process, typically through a separate memory corruption bug in Blink or V8.
Root Cause
The root cause is unchecked arithmetic on attacker-influenced size, count, or offset values within ANGLE. Refer to the Chromium Issue Tracker Entry and the Google Chrome Desktop Update for details.
Attack Vector
Exploitation requires two stages. First, the attacker delivers a crafted HTML page that leverages an existing renderer compromise. Second, the malicious content issues WebGL or GPU commands designed to reach the vulnerable ANGLE code path, trigger the integer overflow, and pivot to code execution in the GPU process. The overall EPSS score is 0.288% (percentile 21.026) as of 2026-07-30.
No verified public proof-of-concept code is available. See the linked Chromium issue and release notes for authoritative technical detail.
Detection Methods for CVE-2026-17682
Indicators of Compromise
- Unexpected crashes or hangs of the Chrome GPU process (gpu-process) coinciding with browsing untrusted content
- Chrome child processes spawning unusual descendants such as command shells or scripting hosts
- WebGL or shader-heavy pages loaded from low-reputation domains immediately preceding GPU process instability
Detection Strategies
- Inventory installed Chrome versions across the fleet and flag builds earlier than 151.0.7922.72
- Monitor endpoint telemetry for anomalous parent-child relationships originating from chrome.exe --type=gpu-process
- Correlate browser crash reports with web proxy logs to identify pages that consistently destabilize the GPU process
Monitoring Recommendations
- Ingest Chrome crash dumps and Windows Error Reporting events into the SIEM for aggregated triage
- Alert on renderer or GPU processes writing to autorun locations, scheduled tasks, or user startup folders
- Track outbound network connections initiated by Chrome helper processes that deviate from normal browsing patterns
How to Mitigate CVE-2026-17682
Immediate Actions Required
- Update Google Chrome to version 151.0.7922.72 or later on all managed endpoints
- Restart the browser after patch deployment to ensure the vulnerable ANGLE binary is unloaded
- Verify Chromium-based browsers (Edge, Brave, Opera, Vivaldi) have absorbed the upstream ANGLE fix
Patch Information
Google released the fix in the Stable channel via the Google Chrome Desktop Update. Enterprises using Chrome Browser Cloud Management or group policy should force TargetVersionPrefix to 151.0.7922.72 or higher. The upstream tracking bug is documented in the Chromium Issue Tracker Entry.
Workarounds
- Disable hardware acceleration through the HardwareAccelerationModeEnabled policy to reduce ANGLE exposure until patching completes
- Restrict WebGL on untrusted sites using enterprise policy or browser isolation for high-risk user groups
- Enforce site isolation and strict process-per-site to raise the cost of chaining a renderer bug with this flaw
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
