CVE-2026-70337: Microsoft PowerShell Remote Code Execution Vulnerability
Microsoft PowerShell Remote Code Execution Vulnerability
Other sources
Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 7.5.10.0 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 7.4.19.0 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 7.6.5
Event History
Frequently Asked Questions
What is the severity of CVE-2026-70337?
CVE-2026-70337 has a high severity rating of 8.8.
How do I fix CVE-2026-70337?
To fix CVE-2026-70337, update Microsoft PowerShell Core to the latest version available.
What types of attacks are possible with CVE-2026-70337?
CVE-2026-70337 allows attackers to execute remote code through a relative path traversal vulnerability.
Which versions of Microsoft PowerShell are affected by CVE-2026-70337?
Microsoft PowerShell Core 7.4, 7.5, and 7.6 are affected by CVE-2026-70337.
What is the primary impact of CVE-2026-70337?
The primary impact of CVE-2026-70337 is unauthorized code execution over a network.