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Improper Input Validation

CVE-2026-9885

High
8.3/10

Summary

Insufficient validation of untrusted input in UI in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

  • HIGH
  • NETWORK
  • HIGH
  • CHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-20 - Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

Advisory Timeline

  • Published