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Context isolation bypass via Promise in Electron

Low severity GitHub Reviewed Published Jul 6, 2020 in electron/electron • Updated Jan 9, 2023

Package

npm electron (npm)

Affected versions

< 6.1.11
>= 7.0.0, < 7.2.4
>= 8.0.0, < 8.2.4

Patched versions

6.1.11
7.2.4
8.2.4

Description

Impact

Apps using contextIsolation are affected.

This is a context isolation bypass, meaning that code running in the main world context in the renderer can reach into the isolated Electron context and perform privileged actions.

Workarounds

There are no app-side workarounds, you must update your Electron version to be protected.

Fixed Versions

  • 9.0.0-beta.21
  • 8.2.4
  • 7.2.4
  • 6.1.11

For more information

If you have any questions or comments about this advisory:

References

@MarshallOfSound MarshallOfSound published to electron/electron Jul 6, 2020
Reviewed Jul 6, 2020
Published to the GitHub Advisory Database Jul 7, 2020
Last updated Jan 9, 2023

Severity

Low

EPSS score

0.054%
(24th percentile)

Weaknesses

CVE ID

CVE-2020-15096

GHSA ID

GHSA-6vrv-94jv-crrg

Source code

No known source code

Credits

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