Offscreen Rendering Vulnerability in Electron Framework
CVE-2026-70598

3.9LOW

Key Information:

Vendor

Electron

Status
Electron
Vendor
CVE Published:
5 August 2026

What is CVE-2026-70598?

A vulnerability in the Electron framework allows for improper validation of offscreen rendering frame data, which can lead to severe issues if the GPU process is compromised. This can result in the main process accessing out-of-bounds memory, potentially causing application crashes or exposing sensitive memory contents. The vulnerability has been addressed in subsequent updates, specifically in versions 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.

Affected Version(s)

electron < 39.8.10 < 39.8.10

electron >= 40.0.0-alpha.1, < 40.9.0 < 40.0.0-alpha.1, 40.9.0

electron >= 41.0.0-alpha.1, < 41.2.1 < 41.0.0-alpha.1, 41.2.1

References

https://github.com/electron/electron/security/advisories/...
x_refsource_CONFIRM
https://github.com/electron/electron/commit/2c24640e7b0b9...
x_refsource_MISC

CVSS V3.1

Score:
3.9
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.