CVE-2026-70598

Summary

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. This issue is fixed in 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.

Affected Software

VendorProductVersion RangeStatus
electronelectron< 39.8.10affected
electronelectron>= 40.0.0-alpha.1, < 40.9.0affected
electronelectron>= 41.0.0-alpha.1, < 41.2.1affected
electronelectron>= 42.0.0-alpha.1, < 42.0.0-beta.3affected

Weaknesses

  • CWE-125: CWE-125: Out-of-bounds Read

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References