This vulnerability (CVE-2026-66700) is an improper input neutralization issue classified as CWE-79, resulting in unauthenticated cross-site scripting in Smart Online Order for Clover software versions up to 1.6.1. The flaw allows attackers to inject malicious scripts into web pages generated by the application, potentially impacting confidentiality, integrity, and availability. The CVSS 3.1 base score is 7.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and a scope change with partial impacts on confidentiality, integrity, and availability. No patch or official remediation level has been published as of the data provided.

Successful exploitation could allow an unauthenticated 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 vulnerability affects confidentiality, integrity, and availability to a limited extent as indicated by the CVSS vector.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when deploying or exposing the affected versions. No vendor advisory or patch links are currently available.