RCE in Stamparm Maltrail

CVE-2025-34073

An unauthenticated command injection vulnerability exists in stamparm/maltrail (Maltrail) versions <=0.54. A remote attacker can execute arbitrary operating system commands via the username parameter in a POST request to the /login endpoin…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.658 (98.5th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-34073?
CVE-2025-34073 is a vulnerability in Stamparm Maltrail, classified under OS Command Injection. Published 2025-07-02.
Is CVE-2025-34073 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.