RomanCode MapSVG up to version 8.5.31 contains a stored cross-site scripting vulnerability due to improper input neutralization during web page generation. This vulnerability allows an attacker with low privileges to inject malicious scripts that execute when a user interacts with the affected web page, potentially leading to partial compromise of confidentiality, integrity, and availability. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requiring privileges and user interaction, with scope changed and low impact on confidentiality, integrity, and availability.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the affected web application, potentially leading to partial disclosure of information, modification of data, or disruption of service. The impact is rated medium based on the CVSS score of 6.5. There are no reports of active exploitation in the wild.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should apply standard XSS mitigations such as input validation and output encoding where possible. Monitor vendor communications for updates regarding patches or official mitigations.