| Script or Program |
Version/Type |
Reason |
Alternate Options |
| Matt Wright's formmail |
1.91 and previous |
Exploitable to send UCE/spam |
nms-cgi formmail replacement |
| YABB (Yet Another Bulletin Board) |
all text versions |
Resource intensive |
YaBBSE |
| UBB (Ultimate Bulletin Board) |
all versions |
Resource intensive |
vBulletin phpBB |
| IRC bots and clients |
all versions |
Often abused |
None |
| Proxy servers (stone, etc.) |
all versions |
Often used to hide identity |
None |
| Jack's formmail.php |
all versions |
Exploitable to send UCE/spam |
nms-cgi formmail replacement |