Oct 2026: Microsoft PowerShell Security Feature Bypass Vulnerability
CVE-2026-96303 Published on October 13, 2026
Microsoft PowerShell Security Feature Bypass Vulnerability
Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.
Weakness Type
Improperly Implemented Security Check for Standard
The software does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.
Products Associated with CVE-2026-96303
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Affected Versions
Microsoft PowerShell 7.4:- Version 7.4.0 and below 7.4.21 is affected.
- Version 7.5.0 and below 7.5.12 is affected.
- Version 7.6.0 and below 7.6.7 is affected.