Psminitsessionexe Fixed May 2026

psminitsession.exe seems to be a part of the PowerShell process, particularly related to handling or executing mini sessions within PowerShell. Given the specificity of your query, I'll provide a general guide on understanding and potentially troubleshooting or working with this process.

4.3 Network Connections

• May establish outbound connections to Palo Alto Networks cloud or on-premise management servers on port 443 (HTTPS) or proprietary ports (e.g., 4433 for XDR).
• No inbound listening ports are opened by this binary alone.

Scenario A: You Are an IT Administrator

If you are a system admin or security engineer, you (or your security team) installed CyberArk. The process runs as part of the PSM service to: psminitsessionexe

• Launch isolated sessions (RDP, SSH, SQL).
• Record user activity for compliance (audit trails).
• Rotate passwords on the fly.
• Prevent privileged credentials from being exposed to end-users.

2.1 Product Association

• Cortex XDR agent (formerly Traps)
• GlobalProtect VPN client

Option 3: Block with Antivirus/Firewall

If you suspect a fake psminitsessionexe but cannot uninstall (e.g., corporate PC), create a rule in Windows Defender Firewall or your AV to block outgoing connections for that file path. psminitsession