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CVE-2026-21257 GitHub Copilot and Visual Studio Elevation of Privilege Vulnerability

🗓️ 10 Feb 2026 17:51:37Reported by microsoftType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

CVE-2026-21257 describes an elevation of privilege in GitHub Copilot and Visual Studio.

Related
Affected
Refs
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2022 version 17.14",
    "versions": [
      {
        "version": "17.14.0",
        "lessThan": "17.14.26",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2026 version 18.3",
    "versions": [
      {
        "version": "18.3.0",
        "lessThan": "18.3.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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11 May 2026 21:25Current
CVSS 3.18
EPSS0.00845
40