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CVE-2026-54673 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

🗓️ 30 Jun 2026 22:11:37Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

Electron-updater prior to 9.7.0 leaked PRIVATE-TOKEN and mixed-case Authorization in cross-origin redirects.

Related
Affected
Refs
[
  {
    "vendor": "electron-userland",
    "product": "electron-builder",
    "versions": [
      {
        "version": "< 26.15.0",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "electron-userland",
    "product": "builder-util-runtime",
    "versions": [
      {
        "version": "< 9.7.0",
        "status": "affected"
      }
    ]
  }
]

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