CVE-2020-26272

MEDIUM5.4EPSS 0.97%

IPC messages delivered to the wrong frame in Electron

Published: 1/28/2021Modified: 3/13/2026

Description

### Impact IPC messages sent from the main process to a subframe in the renderer process, through `webContents.sendToFrame`, `event.reply` or when using the `remote` module, can in some cases be delivered to the wrong frame. If your app does ANY of the following, then it is impacted by this issue: - Uses `remote` - Calls `webContents.sendToFrame` - Calls `event.reply` in an IPC message handler ### Patches This has been fixed in the following versions: - 9.4.0 - 10.2.0 - 11.1.0 - 12.0.0-beta.9 ### Workarounds There are no workarounds for this issue. ### For more information If you have any questions or comments about this advisory, email us at [[email protected]](mailto:[email protected]).

Affected packages (1)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1MEDIUM5.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

References (10)