CVE-2026-96251

Microsoft PowerShell Remote Code Execution Vulnerability

State: Published
Severity: 8.8 High
Published: Oct 13, 2026
Updated: Oct 31, 2026
Reserved: Sep 22, 2026

Description

Reliance on untrusted inputs in a security decision in Microsoft PowerShell allows an unauthorized attacker to execute code over a network.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-807 Reliance on Untrusted Inputs in a Security Decision

Affected Products

Product	Versions
PowerShell 7.4Microsoft	7.4.0 to before 7.4.21Affected
PowerShell 7.5Microsoft	7.5.0 to before 7.5.12Affected
PowerShell 7.6Microsoft	7.6.0 to before 7.6.8Affected

References

Microsoft PowerShell Remote Code Execution Vulnerabilityvendor-advisorypatch

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