CVE-2026-116638

Full vulnerability record from the local CVENow database.

Description

The Windows Recovery Environment (WinRE) in Windows 10 and 11 may allow an attacker to bypass firmware security controls, including administrator-configured UEFI/BIOS passwords. An attacker with physical or administrative access to a device may be able to leverage WinRE-related boot mechanisms to circumvent firmware protections and gain unauthorized access to system resources.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Deferred

Source identifier

[email protected]

Published

2026-10-26 19:16:31.117000

Last modified

2026-10-27 15:00:49.240000

View original CVE JSON

{
  "id": "CVE-2026-116638",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-26T19:16:31.117",
  "lastModified": "2026-10-27T15:00:49.240",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Windows Recovery Environment (WinRE) in Windows 10 and 11 may allow an attacker to bypass firmware security controls, including administrator-configured UEFI/BIOS passwords. An attacker with physical or administrative access to a device may be able to leverage WinRE-related boot mechanisms to circumvent firmware protections and gain unauthorized access to system resources."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://beafn28.es/articulos/winre-uefi-bypass",
      "source": "[email protected]"
    },
    {
      "url": "https://kb.cert.org/vuls/id/226679",
      "source": "[email protected]"
    },
    {
      "url": "https://www.kb.cert.org/vuls/id/226679",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ]
}