CVE-2026-6921 — Race in GPU in Google Chrome on Windows prior to
CVE-2026-6921 — Race in GPU in Google Chrome on Windows prior to 147.0.7727.117 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file. (Chromium security severity: Medium)
What This Means For You
- If your environment is affected by CWE-362, CWE-362, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-6921 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-6921 - Chrome GPU Race Condition Sandbox Escape Attempt
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-6921 | vulnerability | CVE-2026-6921 |
| CWE-362 | weakness | CWE-362 |
| CWE-362 | weakness | CWE-362 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 23, 2026 at 21:16 UTC |
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