CVE-2026-34780 in Electron
摘要 (英语)
Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From versions 39.0.0-alpha.1 to before 39.8.0, 40.0.0-alpha.1 to before 40.7.0, and 41.0.0-alpha.1 to before 41.0.0-beta.8, apps that pass VideoFrame objects (from the WebCodecs API) across the contextBridge are vulnerable to a context isolation bypass. An attacker who can execute JavaScript in the main world (for example, via XSS) can use a bridged VideoFrame to gain access to the isolated world, including any Node.js APIs exposed to the preload script. Apps are only affected if a preload script returns, resolves, or passes a VideoFrame object to the main world via contextBridge.exposeInMainWorld(). Apps that do not bridge VideoFrame objects are not affected. This issue has been patched in versions 39.8.0, 40.7.0, and 41.0.0-beta.8.
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负责
GitHub_M
预定
2026-03-30
披露
2026-04-04
状态
已确认
条目
VulDB provides additional information and datapoints for this CVE:
| 标识符 | 漏洞 | CWE | 可利用 | 对策 | CVE |
|---|---|---|---|---|---|
| 355259 | Electron WebCodecs API contextBridge.exposeInMainWorld 信息公开 | 668 | 未定义 | 官方修复 | CVE-2026-34780 |