The Macromedia installers and e-licensing client on Mac OS X, as used for Macromedia Contribute 2, Director, Dreamweaver, Fireworks, Flash, and Studio, install the AuthenticationService setuid and writable by other users, which allows local users to gain privileges by modifying the program.

Macromedia Contribute Publishing Server (CPS) before 1.11 uses a weak algorithm to encrypt user password in connection keys that use shared FTP login credentials, which allows attackers to obtain sensitive information.