CVE-2026-40400

ZDI-26-414: Microsoft PowerShell Help Directory Traversal Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft PowerShell. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-40400.

EPSS 0.01 CVSS 7.8 CVE-2026-40400 Microsoft US 2 zdrojů

Zero Day Initiative 15. 7. 07:00 · Microsoft Security 14. 7. 16:00