CVE-2026-124225

HIGHCVSS 7.8/10

Last modified

CVE-2026-124225 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Improper control of generation of code ('code injection') in Windows PowerShell allows an unauthorized attacker to execute code locally..

Description

Improper control of generation of code ('code injection') in Windows PowerShell allows an unauthorized attacker to execute code locally.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9688
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.9487
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7846
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7846
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7711
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7711
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.9968
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.9968
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.3501
MicrosoftWindows 11 Version 26H2>= 10.0.26300.0, < 10.0.26300.9968
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9688
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9688
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.9487
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.9487
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5870
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.33812
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.33812

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-124225?
Improper control of generation of code ('code injection') in Windows PowerShell allows an unauthorized attacker to execute code locally.
How severe is CVE-2026-124225?
CVE-2026-124225 has a CVSS score of 7.8/10 (HIGH severity).
How do I fix CVE-2026-124225?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST