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Electron: contextBridge object copy honors prototype setters

🗓️ 05 Aug 2026 17:41:20Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 20 Views

Prototype setters can pollute objects copied across contextBridge; use own-property checks.

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Detection
Refs
Vulners
Node
OR
electronelectronRange42.0.0-alpha.1–42.0.0-beta.4npm
electronelectronRange41.0.0-alpha.1–41.2.2npm
electronelectronRange40.0.0-alpha.1–40.9.2npm
electronelectronRange<39.8.9npm

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05 Aug 2026 17:41Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
EPSS0.00582
SSVC
20