{
  "cveId": "CVE-2026-26143",
  "url": "https://patchblox.com/security/cve/CVE-2026-26143",
  "summary": "CVE-2026-26143 is fixed in 2 products on 1 platform, first by PowerShell Preview 7.6.0.2, released January 14, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Microsoft PowerShell Security Feature Bypass Vulnerability",
  "description": "\u003Cp\u003EImproper input validation in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature locally.\u003C/p\u003E",
  "published": "2026-04-14T07:00:00Z",
  "severity": "Important",
  "cvss": 7.8,
  "cwe": "Improper Input Validation",
  "epss": 0.00536,
  "epssPercentile": 0.4544,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26143",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "PowerShell",
      "fixedVersion": "7.5.5.0",
      "fix": "PowerShell 7.5.5.0",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.powershell-7.5.5.0",
      "released": "2026-03-12T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "PowerShell Preview",
      "fixedVersion": "7.6.0.2",
      "fix": "PowerShell Preview 7.6.0.2",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.powershell.preview-7.6.0.2",
      "released": "2025-01-14T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}