CVE-2026-113815: Windows PowerShell code injection security feature bypass

CVE-2026-113815 · Severity: medium · CVSS 4.7 · Published 2026-11-10

Windows PowerShell, a command-line shell used by system administrators, contains a code injection flaw that allows an authorized user to bypass a security feature. An attacker with legitimate system access could exploit this to execute unauthorized code and compromise system integrity or bypass protective controls.

Technologies: Microsoft Windows PowerShell. Vendors: Microsoft.

Quick answers

Is CVE-2026-113815 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-113815 being exploited in the wild.
How severe is CVE-2026-113815?
Medium severity, with a CVSS score of 4.7, published 10 November 2026.
Which products and versions are affected?
Microsoft Windows PowerShell.
Is there a fix for CVE-2026-113815?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-113815 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2026-113815?
Check whether you run Microsoft Windows PowerShell. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A code injection vulnerability in Windows PowerShell permits an authorized local attacker to bypass a security feature through improper control of code generation. The attack requires local access and existing authorization on the system; exploitation allows circumvention of security controls but does not grant initial system access.

Affected products

  • Microsoft Windows PowerShell

Timeline

  • 2026-11-10: disclosed

References

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