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Electron: Sandboxed iframes can launch external protocol handlers

🗓️ 05 Aug 2026 17:56:50Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 37 Views

Sandboxed iframes could launch external protocol handlers; deny openExternal for untrusted content.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-70612
5 Aug 202617:56
–attackerkb
circl
Circl
CVE-2026-70612
5 Aug 202618:31
–circl
cve
CVE
CVE-2026-70612
5 Aug 202617:56
–cve
cvelist
Cvelist
CVE-2026-70612 Electron: Sandboxed iframes can launch external protocol handlers
5 Aug 202617:56
–cvelist
euvd
EUVD
EUVD-2026-53546
5 Aug 202617:56
–euvd
mend
Mend
CVE-2026-70612
5 Aug 202617:56
–mend
nvd
NVD
CVE-2026-70612
5 Aug 202619:17
–nvd
osv_ghsa
osv_ghsa
GHSA-P2RR-RVMM-C5FP Electron: Sandboxed iframes can launch external protocol handlers
5 Aug 202617:56
–osv_ghsa
patchstack
Patchstack
NPM: Electron: Sandboxed iframes can launch external protocol handlers
5 Aug 202617:56
–patchstack
ptsecurity
Positive Technologies
PT-2026-68288
5 Aug 202600:00
–ptsecurity
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Vulners
Node
OR
electronelectronRange42.0.0-alpha.1–42.0.0-beta.3npm
electronelectronRange41.0.0-alpha.1–41.2.1npm
electronelectronRange40.0.0-alpha.1–40.9.0npm
electronelectronRange<39.8.8npm

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05 Aug 2026 17:56Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
EPSS0.00429
SSVC
37