Microsoft PowerShell Remote Code Execution Vulnerability
CVE-2026-70337
Summary
Reliance on untrusted inputs in a security decision in Microsoft PowerShell allows an unauthorized attacker to execute code over a network.
Products covered
PowerShell 7.4
PowerShell 7.6
PowerShell 7.5
Remediation
Release Notes
Vendor-listed fixes
7.4.21
7.6.7
7.5.12
CVEs in this advisory 1
Updates
- Published by Microsoft Security Response Center
The publication date reported by the vendor.
- Added to SecurityAlert
We collected the advisory from the official source.
- Confirmed at the source
Our collector saw this advisory during a later source check.