npm/electron CVE-2026-70610: medium 5.4, EPSS 0.56%
Electron: contextBridge object copy honors prototype setters
Action: Upgrade electron to 39.8.9 or later.
npm i electron@39.8.9npm i electron@40.9.2npm i electron@41.2.2npm i electron@42.0.0-beta.4Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 39.8.9 | - |
| 40.0.0-alpha.1 | 40.9.2 | - |
| 41.0.0-alpha.1 | 41.2.2 | - |
| 42.0.0-alpha.1 | 42.0.0-beta.4 | - |
Fixed versions
| 39.8.9 | 40.9.2 | 41.2.2 | 42.0.0-beta.4 |
Sources
- osv: GHSA-ff2p-hmqr-hxm4
- https://github.com/electron/electron/security/advisories/GHSA-ff2p-hmqr-hxm4
- https://github.com/electron/electron/pull/51083
- https://github.com/electron/electron/pull/51084
- https://github.com/electron/electron/pull/51085
- https://github.com/electron/electron/pull/51086
- https://github.com/electron/electron/commit/17d5d26499cd279fab48f5f26527f8edc02a7713
- https://github.com/electron/electron/commit/23a6efb714dec80e2cf45d3054d18d701162e4dd
- https://github.com/electron/electron/commit/4ac50292d552fb510eb778392620c85308770a55
- https://github.com/electron/electron/commit/5b699544cbbed51bedb7c60d75c8c42be5825737
- https://github.com/electron/electron
- https://github.com/electron/electron/releases/tag/v39.8.9
- https://github.com/electron/electron/releases/tag/v40.9.2
- https://github.com/electron/electron/releases/tag/v41.2.2
- https://github.com/electron/electron/releases/tag/v42.0.0-beta.4
CVE-2026-70610 · published · modified · JSON