If
you can see your computer's files and folders inside the frame, your computer
files may be vulnerable to hacker exploits. This information can only be viewed by you on your
PC currently. However, hackers can capture the information
and send it back if your computer is not secured*.
*According
to CERT
Advisory (Carnegie Mellon University Software Engineering Institute),
compromised systems can be used to exercise remote control, expose confidential
data, install other malicious software, change/delete files and launch attacks
against other sites.