NPM: Electron: shell.openPath path validation bypass via embedded null byte

NPM: Electron: shell.openPath path validation bypass via embedded null byte vulnerability discovered by ? in WordPress Npm electron versions 39.8.6...

EUVD-2026-53436

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.6, 40.9.0, 41.1.1, and 42.0.0-beta.1, shell.openPath did not reject paths containing embedded null bytes. Apps that perform string-only validation of file paths, for example...

CVE-2026-70603

The provided documents describe CVE-2026-70603 for Electron: shell.openPath() could bypass path validation when a string-based check is used and embedded null bytes are present. Affected versions are prior to 39.8.6, 40.9.0, 41.1.1, and 42.0.0-beta.1. If an application passes untrusted input-deri...