Leartes.NET Leartes TRY Exchange Rates up to version 2.1 contains a stored cross-site scripting vulnerability due to improper input neutralization during web page generation. This flaw allows attackers with at least low privileges and requiring user interaction to inject malicious scripts that execute in the security context of other users, potentially leading to partial compromise of confidentiality, integrity, and availability. The vulnerability has a CVSS 3.1 base score of 6.5, reflecting network attack vector, low attack complexity, low privileges required, and user interaction needed. No patch or official fix details are currently available.

Successful exploitation of this stored XSS vulnerability could allow an attacker to execute arbitrary scripts in the browsers of users who view the affected pages. This may lead to partial disclosure of sensitive information, modification of displayed content, or disruption of availability. The CVSS vector indicates impacts on confidentiality, integrity, and availability, but the overall severity is medium. There are no known active exploits reported.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution with input handling and consider implementing web application firewall (WAF) rules to detect and block suspicious input patterns related to XSS. Review and sanitize user inputs where possible. Monitor vendor channels for updates and apply patches promptly once released.