NPM: Electron: Sandboxed preload code cache can be poisoned by a compromised renderer

NPM: Electron: Sandboxed preload code cache can be poisoned by a compromised renderer vulnerability discovered by ? in WordPress Npm electron versions = 42.3.3, 42.10.0...

Electron: Sandboxed preload code cache can be poisoned by a compromised renderer

Impact The cache Electron keeps for sandboxed preload scripts did not verify that a cached entry matched the preload it was served for. A compromised renderer could use this to run its own code in the preload context on a later load. Apps are only affected if they load untrusted content. Apps tha...

CVE-2026-102677 Electron: Sandboxed preload code cache can be poisoned by a compromised renderer

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 42.3.3 until 42.10.0, 43.5.0, and 44.0.0-beta.6, Electron's sandboxed preload code cache did not verify that a cached entry matched the preload it was served for. A compromised renderer...

EUVD-2026-89179

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 42.3.3 until 42.10.0, 43.5.0, and 44.0.0-beta.6, Electron's sandboxed preload code cache did not verify that a cached entry matched the preload it was served for. A compromised renderer...

CVE-2026-102677

The Electron framework (versions 42.3.3 to 42.10.0 , 43.5.0 , and 44.0.0-beta.6 ) is vulnerable to a sandboxed preload code cache poisoning issue. The root cause is a lack of verification ensuring that a cached entry matches the preload it was originally served for. A compromised renderer can inj...