CVE-2026-70603: electron before 39.8.6 (exclusive), from 40.0.0 (inclusive), before 40.9.0 (exclusive), from 41.0.0 (inclusive)…

Affected technology

electron · before 39.8.6 (exclusive)
electronjs

electron · from 40.0.0 (inclusive), before 40.9.0 (exclusive)
electronjs

electron · from 41.0.0 (inclusive), before 41.1.1 (exclusive)
electronjs

electron · 42.0.0 · update alpha1
electronjs

electron · 42.0.0 · update alpha2
electronjs

electron · 42.0.0 · update alpha3
electronjs

electron · 42.0.0 · update alpha4
electronjs

electron · 42.0.0 · update alpha5
electronjs

electron · 42.0.0 · update alpha6
electronjs

electron · 42.0.0 · update beta1
electronjs

electron · < 39.8.6, >= 40.0.0-alpha.1, < 40.9.0, >= 41.0.0-alpha.1, < 41.1.1, >= 42.0.0-alpha.1, < 42.0.0-beta.1
electron

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · User interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.0/10) rates confidentiality and integrity impact as high; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.