Patch Forecast
Amber warning
Patch this week.

CVE-2026-121076

Use after free in WebXR in Google Chrome prior to 157.0.8103.38 allowed a remote attacker…

Risk score
63/100
CVSS
9.6 v3.1
Published
3 Nov 2026

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What to know

What it is
Use after free in WebXR in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected
See advisory
Fix
Upgrade the product to 157.0.8103.38 or later.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 9.6 critical
  • Remotely exploitable without logging in

References

Original description

Use after free in WebXR in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Last activity 3 Nov 2026. Patch Forecast updates every hour.