Command Injection Vulnerability in Microsoft PowerShell
CVE-2026-50523

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Powershell 7.4
Powershell 7.5
Powershell 7.6
Vendor
CVE Published:
14 August 2026

What is CVE-2026-50523?

An improper neutralization of special elements enables an authorized attacker to perform command injection in Microsoft PowerShell. This vulnerability allows execution of arbitrary code locally, potentially compromising system integrity. Users are encouraged to apply security updates to mitigate any risk associated with this vulnerability. For additional information and guidance, consult the official Microsoft Advisory.

Affected Version(s)

PowerShell 7.4 7.4.0 < 7.4.19.0

PowerShell 7.5 7.5.0 < 7.5.10.0

PowerShell 7.6 7.6.0 < 7.6.5

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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