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CVE-2026-70610

🗓️ 05 Aug 2026 17:41:03Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 96 Views

Electron contextBridge copies can carry attacker prototypes, enabling prototype pollution across the preload boundary.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-70610
5 Aug 202617:41
–attackerkb
circl
Circl
CVE-2026-70610
5 Aug 202618:40
–circl
cvelist
Cvelist
CVE-2026-70610 Electron: contextBridge object copy honors prototype setters
5 Aug 202617:41
–cvelist
euvd
EUVD
EUVD-2026-53543
5 Aug 202617:41
–euvd
github
Github Security Blog
Electron: contextBridge object copy honors prototype setters
5 Aug 202617:41
–github
mend
Mend
CVE-2026-70610
5 Aug 202617:41
–mend
nvd
NVD
CVE-2026-70610
5 Aug 202618:17
–nvd
osv_ghsa
osv_ghsa
GHSA-FF2P-HMQR-HXM4 Electron: contextBridge object copy honors prototype setters
5 Aug 202617:41
–osv_ghsa
patchstack
Patchstack
NPM: Electron: contextBridge object copy honors prototype setters
5 Aug 202617:41
–patchstack
ptsecurity
Positive Technologies
PT-2026-68286
5 Aug 202600:00
–ptsecurity
Rows per page
NVD
Vulners
Node
OR
electronjselectronRange<39.8.9node.js
electronjselectronRange40.0.0–40.9.2node.js
electronjselectronRange41.0.0–41.2.2node.js
electronjselectronMatch42.0.0alpha1node.js
electronjselectronMatch42.0.0alpha2node.js
electronjselectronMatch42.0.0alpha3node.js
electronjselectronMatch42.0.0alpha4node.js
electronjselectronMatch42.0.0alpha5node.js
electronjselectronMatch42.0.0alpha6node.js
electronjselectronMatch42.0.0beta1node.js
electronjselectronMatch42.0.0beta2node.js
electronjselectronMatch42.0.0beta3node.js
[
  {
    "vendor": "electron",
    "product": "electron",
    "versions": [
      {
        "version": "< 39.8.9",
        "status": "affected"
      },
      {
        "version": ">= 40.0.0-alpha.1, < 40.9.2",
        "status": "affected"
      },
      {
        "version": ">= 41.0.0-alpha.1, < 41.2.2",
        "status": "affected"
      },
      {
        "version": ">= 42.0.0-alpha.1, < 42.0.0-beta.4",
        "status": "affected"
      }
    ]
  }
]

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08 Oct 2026 13:53Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
EPSS0.00564
SSVC
96