Can a user break out of  tag maliciously?
54520
What are the best practices for avoiding xss attacks in a PHP site
14964
Handling of Misspelled Tags
52541
How can a user suggest a status tag edit on Meta?
25200
When is it best to sanitize user input?
13232
Protection against XSS exploits?
101293
Are taglines & signatures disallowed?
102115
How safe is our user identity?
30505
Is interrupting badblocks risky?
62437
How do I safely "eval" user code in a webpage?
4420
Multiple tags search broken when searching as anonymous user?
31643
Is it OK to use a self closing DIV tag?
89388
How come I cannot improve, only accept/deny, tag excerpts through suggested edits?
227
Prevent users from submitting a form by hitting Enter
158288
Warning or confirmation on new tag creation
29302
Does untapping an attacker stop its attack?
92610
Maximum length of tags
1490
How to deal with questions/answers with a security vulnerability?