CVE-2026-50523

Microsoft PowerShell Remote Code Execution Vulnerability

State: Published
Severity: 7.8 High
Published: Aug 14, 2026
Updated: Oct 30, 2026
Reserved: Jun 4, 2026

Description

Improper neutralization of special elements used in a command ('command injection') in Microsoft PowerShell allows an authorized attacker to execute code locally.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

Affected Products

Product	Versions
PowerShell 7.4Microsoft	7.4.0 to before 7.4.19.0Affected
PowerShell 7.5Microsoft	7.5.0 to before 7.5.10.0Affected
PowerShell 7.6Microsoft	7.6.0 to before 7.6.5Affected

References

Microsoft PowerShell Remote Code Execution Vulnerabilityvendor-advisorypatch

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