CVE-2026-70338

Published: Aug 11, 2026Modified: Aug 14, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

Improper control of generation of code ('code injection') in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature locally.

Affected (3)

Products: Microsoft: Powershell

Microsoft

1 product

Powershell

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Microsoft Powershell	From 7.4 to 7.4.19.0
Microsoft Powershell	From 7.5 to 7.5.10.0
Microsoft Powershell	From 7.6 to 7.6.5

Related CWEs

CWE-94

Improper Control of Generation of Code ('Code Injection')

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70338

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.