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Improper Input Validation in atom-shell

CVE-2026-11095

  • atom-shell
  • chromium
  • chromiumembeddedframework.runtime
  • electron
  • electron-nightly
  • electron-prebuilt
  • org.webjars.npm:electron
  • org.webjars.npm:electron-prebuilt
High
9.6/10

Summary

Insufficient validation of untrusted input in Codecs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

  • LOW
  • 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