CVE-2026-70599

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

EUVD-2026-53428

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599

CVE-2026-70599 concerns Electron. Before versions 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, permission checks for serial-port and media accessed via an iframe could pass the top‑level origin to session.setPermissionCheckHandler instead of the requesting iframe origin. This allowed an origin‑base...

NPM: Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

NPM: Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

Out-of-bounds Read

Overview org.webjars.npm:electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to Out-of-bounds Read in the paint event image generation process when offscreen rendering is enabled. An...

Out-of-bounds Read

Overview electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to Out-of-bounds Read in the paint event image generation process when offscreen rendering is enabled. An attacker can cause...

GHSA-PFMC-3MGC-P6FP Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Impact In offscreen rendering mode, frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. Apps are only...

CVE-2026-70598

CVE-2026-70598 affects Electron: prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out‑of‑bounds memory while producing paint images, ...

CVE-2026-70598

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...

CVE-2026-70598 Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...

CVE-2026-70598 Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...

NPM: Electron: Parent process code-sign check is spoofable

NPM: Electron: Parent process code-sign check is spoofable vulnerability discovered by ? in WordPress Npm electron versions 39.8.8...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.webjars.npm:electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the parent process code-sign verification on macOS. An...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the parent process code-sign verification on macOS. An attacker can...

GHSA-JM7P-CC5G-QWXX Electron: Parent process code-sign check is spoofable

Impact On macOS, the check Electron uses to confirm it was launched by a same-signed parent process could be bypassed by a local process. Apps that enable the fuse-based hardening restricting ELECTRONRUNASNODE and NODEOPTIONS to same-signed parents rely on this check; a local attacker could bypas...

EUVD-2026-53403

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, the check Electron uses on macOS to confirm it was launched by a same-signed parent process could be bypassed by a local process. Apps that...

CVE-2026-70597

Electron on macOS had a bug where the code-sign check that verifies a launched app’s parent process could be bypassed by a local attacker. This affects Electron versions prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3. By exploiting this, a local attacker could bypass the fuse-based hardening ...