Apr 2026: Microsoft PowerShell Security Feature Bypass Vulnerability
CVE-2026-26143 Published on April 14, 2026
Microsoft PowerShell Security Feature Bypass Vulnerability
Improper input validation in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature locally.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-26143
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Affected Versions
Microsoft PowerShell 7.4:- Version 7.4.0 and below 7.4.14 is affected.
- Version 7.5.0 and below 7.5.5 is affected.