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Protection Mechanism Failure in atom-shell

CVE-2025-9866

  • atom-shell
  • chromium
  • chromiumembeddedframework.runtime
  • electron
  • electron-nightly
  • electron-prebuilt
  • org.webjars.npm:electron
  • org.webjars.npm:electron-prebuilt
High
8.8/10

Summary

Inappropriate implementation in Extensions in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to bypass content security policy via a crafted HTML page.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-693 - Protection Mechanism Failure

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

References

Advisory Timeline

  • Published