Openfind Mail2000 does not properly filter parameters of specific CGI. Remote attackers with regular privileges can exploit this vulnerability to execute arbitrary system commands on the remote server.

An Open Redirect vulnerability for all browsers in MAIL2000 through version 6.0 and 7.0, which will redirect to a malicious site without authentication. This vulnerability affects many mail system of governments, organizations, companies and universities.

The login feature in "/cgi-bin/portal" in MAIL2000 through version 6.0 and 7.0 has a cross-site scripting (XSS) vulnerability, allowing execution of arbitrary code via any parameter. This vulnerability affects many mail system of governments, organizations, companies and universities.

The "/cgi-bin/go" page in MAIL2000 through version 6.0 and 7.0 has a cross-site scripting (XSS) vulnerability, allowing execution of arbitrary code via ACTION parameter without authentication. The code can executed for any user accessing the page. This vulnerability affects many mail system of governments, organizations, companies and universities.

An issue was discovered in Openfind Mail2000 6.0 and 7.0 Webmail. XSS can occur via an '<object data="data:text/html' substring in an e-mail message (The vendor subsequently patched this).