← Port Encyclopedia
8091
Couchbase
TCP
Database High Risk
Couchbase Web Console — NoSQL database administration

🔍 How to Scan Port 8091

nmap -sV -p 8091 target
nmap -sV -sC --script=banner -p 8091 target
nc -zv target 8091

🛡️ Security Considerations

  • Scan port 8091 with nmap -sV to identify the exact service and version
  • If Couchbase is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit couchbase to find known exploits
  • Monitor traffic on port 8091 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation