This vulnerability in the xili-language plugin allows an attacker to inject malicious scripts via improperly sanitized input that is reflected in the DOM during web page generation. The issue is classified as a DOM-based XSS, which can lead to partial confidentiality, integrity, and availability impacts. It affects all versions up to 2.21.3. The CVSS 3.1 base score is 6.5, indicating a medium severity level with network attack vector, low attack complexity, required privileges, and user interaction.

Successful exploitation could allow an attacker to execute arbitrary scripts in the context of the affected web application, potentially leading to partial disclosure of sensitive information, modification of data, or disruption of service. The impact is limited to confidentiality, integrity, and availability at a low level as per the CVSS vector. There are no known exploits in the wild currently.

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 applying any recommended temporary mitigations from the vendor once available. No official patch or workaround information is provided in the current data.