IPC messages delivered to the wrong frame in Electron

中 6.5CVE-2020-26272 · GHSA-hvf8-h2qh-37m9 · 28/01/2021 公開 · 17/06/2026 更新

要点

CVE-2020-26272 は electron (electronjs), electron に影響する深刻度「中」 (CVSS 6.5) の脆弱性です。
今後30日間に悪用される確率（EPSS）：1.7%（全脆弱性の 77.8% より高い）。
対処：10.2.0, 11.1.0, 9.4.0 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
electron electronjs	`= 10.0.0= 11.0.0= 12.0.0= 9.0.0≥ 10.0.0, < 10.2.0≥ 11.0.0, < 11.1.0≥ 9.0.0, < 9.4.0`	`10.2.011.1.09.4.0`
electron npm	`≥ 10.0.0, < 10.2.0≥ 11.0.0, < 11.1.0< 9.4.0`	`10.2.011.1.09.4.0`

概要

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].

NVD の説明

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-beta.9, 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 uses remote, calls webContents.sendToFrame, or calls event.reply in an IPC message handler then it is impacted by this issue. This has been fixed in versions 9.4.0, 10.2.0, 11.1.0, and 12.0.0-beta.9. There are no known workarounds for this issue.