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Trust Boundary Violation

CVE-2020-4076

Severity High
Score 9/10

Summary

In Electron before versions 7.2.4, 8.2.4, and 9.0.0-beta21, there is a context isolation bypass. Code running in the main world context in the renderer can reach into the isolated Electron context and perform privileged actions. Apps using contextIsolation are affected. This is fixed in versions 9.0.0-beta.21, 8.2.4 and 7.2.4.

  • LOW
  • LOCAL
  • HIGH
  • CHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-501 - Trust Boundary Violation

The product mixes trusted and untrusted data in the same data structure or structured message.

Advisory Timeline

  • Published