Is fail2ban Safe? Docker Container Security Analysis 2026
fail2ban is a Docker container by linuxserver with a Nerq Trust Score of 63/100 (Grade C). Verdict: CAUTION. Docker containers execute arbitrary code — always verify trust before pulling. 348.1K total pulls. Last analyzed April 2026.
63
Trust Score
C
Grade
348.1K
Pulls
57
Stars
About fail2ban
Fail2ban monitors log files and blocks potential attackers.
Container Security Details
Docker containers can access host resources, network, and data. This analysis evaluates the publisher's trustworthiness, image maintenance, and known security issues.
| Publisher | linuxserver |
|---|---|
| Source | Docker Hub |
| Total Pulls | 348,089 |
| Stars | 57 |
| Security Score | Pending/100 |
| Activity Score | Pending/100 |
| Documentation | Pending/100 |
| EU AI Act Class | minimal |
Similar Containers
| Container | Pulls | Trust |
|---|---|---|
| opa | 611.6M | 64 |
| al-agent-container | 78.1M | 63 |
| sigsci-agent | 33.6M | 63 |
| wazuh-agent | 4.6M | 63 |
| ufw-docker-agent | 3.0M | 63 |
| deepfence_agent_ce | 2.8M | 64 |
Frequently Asked Questions
Is the fail2ban Docker image safe?
fail2ban has a Nerq Trust Score of 63/100 (Grade C). Verdict: caution. Docker containers can execute arbitrary code, so always verify trust before pulling.
Does fail2ban have vulnerabilities?
Security score: pending/100. Check the full analysis above for CVE data, maintenance status, and community trust signals.
How many people use fail2ban?
fail2ban has 348.1K pulls on Docker Hub, indicating widespread adoption.
What are alternatives to fail2ban?
See similar containers listed above, ranked by trust score and pull count.
Is fail2ban maintained?
Activity score: pending/100. A higher score indicates more recent updates and active maintenance.
Disclaimer: Nerq trust scores are automated assessments. Not endorsements. Last updated April 2026.