CVE-2026-109681

medium

Description

The FTP client trusts the server's PASV response IP:port without validation against the control connection target. A rogue FTP server can specify any IP:port in the 227 Passive Mode response, causing the operator's machine to open a TCP connection to an arbitrary host.

References

https://github.com/rapid7/metasploit-framework/pull/21994

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-106875

Details

Source: Mitre, NVD

Published: 2026-10-21

Updated: 2026-10-28

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.7

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00201