Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via the expansion of %u in the configuration when an untrusted username containing special characters such as '$' or a non-trailing backslash is passed on the ssh command line. An attacker can execute arbitrary shell...

CVE-2026-42167

modsql in ProFTPD before 1.3.9a allows remote attackers to execute arbitrary code via a username, in scenarios where there is logging of USER requests with an expansion such as %U, and the SQL backend allows commands e.g., COPY TO PROGRAM...