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CVE-2020-4076

CVE-2020-4076 · Context isolation bypass via leaked cross-context objects in Electron

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 7.8 · High · EPSS 0.4% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • electron

    Versions
    • >= 9.0.0-beta.0, <= 9.0.0-beta.20: Affected
    • >= 8.0.0, < 8.2.4: Affected
    • < 7.2.4: Affected

    No fix published

  • electron npm

    Affected ranges
    • SEMVER: < 7.2.4

    Update to 7.2.4

  • electron npm

    Affected ranges
    • SEMVER: ≥ 8.0.0, < 8.2.4

    Update to 8.2.4

Original sources

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