WeBid version up to current version 1.2.2 contains a Cross Site Scripting (XSS) vulnerability in user_login.php, register.php that can result in Javascript execution in the user's browser, injection of malicious markup into the page. This attack appear to be exploitable via The victim user must click a malicous link. This vulnerability appears to have been fixed in after commit 256a5f9d3eafbc477dcf77c7682446cc4b449c7f.