A Cross Site Scripting (XSS) vulnerability exists in Soliton Systems MailZen Management Portal versions 2.62 and 2.63. This flaw allows a remote attacker to execute arbitrary code by injecting malicious scripts through the Role Name, First Name, Last Name, and Username fields. The vulnerability has a CVSS 3.1 base score of 6.1, indicating a medium severity level. There is no information about available patches or fixes at this time. No known exploits are reported in the wild.