CVE-2017-9079

Dropbear before 2017.75 might allow local users to read certain files as root, if the file has the authorized_keys file format with a command= option. This occurs because ~/.ssh/authorized_keys is read with root privileges and symlinks are followed.

CVE-2025-47203

dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.