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HIGHCVE-2026-26143Published Modified CNA microsoft

CVE-2026-26143: Microsoft PowerShell Security Feature Bypass Vulnerability

Improper input validation in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature locally.

Metrics

CVSS v3.1
7.8
Severity
HIGH
Fixed in
7.4.14
Affected Products
2
Affected packages
  • Microsoft / PowerShell 7.4
    < 7.4.14 (from 7.4.0)
  • Microsoft / PowerShell 7.5
    < 7.5.5 (from 7.5.0)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C