IPC messages delivered to the wrong frame in Electron
### 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 [security@electronjs.org](mailto:security@electronjs.org).
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-26272US | medium6.5 | — | ||
The Electron framework lets users write cross-platform desktop applications using JavaScript, HTML and CSS. In versions of Electron IPC prior to 9.4.0, 10.2.0, 11.1.0, and 12.0.0-b… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/electron/electron/commit/07a1c2a3e5845901f7e2eda9506695be58edc73cWEB
- https://github.com/electron/electron/commit/0bbd268eb4caf35604443df5ff196980dd49e208WEB
- https://github.com/electron/electron/commit/36c695ce2a7e22c07fe1e30c61c00d20371daee2WEB
- https://github.com/electron/electron/commit/429400040ecb16a21d19936658579e65a797e4ccWEB
- https://github.com/electron/electron/commit/5c8e7e8b7f485ceafa8b271086d7b87e1de9deddWEB
- https://github.com/electron/electron/pull/26875WEB
- https://github.com/electron/electron/releases/tag/v9.4.0WEB
- https://github.com/electron/electron/security/advisories/GHSA-hvf8-h2qh-37m9WEB
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