Cross Site Scripting (XSS) Attacks are as of now the most well known security issues in current web applications. The attacks which we are using will make use of vulnerabilities in the web applications. Cross-Site scripting (XSS) Attacks happen while getting to data in middle of the data transfer. Web proxy is used as one solution on client-side. Cross Site Scripting (XSS) Attacks are anything but difficult to find and detect, yet hard to distinguish and counteract. This paper gives customer side answer for relieve cross site scripting Attacks. The client system performance is decreased which result in poor web surfing background. In this undertaking gives a customer side arrangement that uses a well ordered way to deal with ensure cross website scripting, without corrupting much the client's web perusing knowledge. Attackers accesses and manipulates the control system networks by using cross-site scripting. It exploits Web servers that arrival progressively produced Web pages or enable clients to post distinguishable substance.