Best regex to catch XSS (Cross-site Scripting) attack (in Java)?

Question

Jeff actually posted about this in Sanitize HTML. But his example is in C# and I\'m actually more interested in a Java version. Does anyone have a better version for Java? I

Answer 1

For java, I used the following regular expression with replaceAll, and worked for me

value.replaceAll("(?i)(\\b)(on\\S+)(\\s*)=|javascript:|(<\\s*)(\\/*)script|style(\\s*)=|(<\\s*)meta", "");

Added (?i) to ignore case for alphabets.