CVE-2026-42385 is an unauthenticated Cross-Site Scripting (CWE-79) vulnerability affecting Cozmoslabs Profile Builder Pro versions up to 3.15.0. The issue arises from improper neutralization of input during web page generation, enabling attackers to inject malicious scripts that execute in the context of other users. The vulnerability has a CVSS 3.1 base score of 7.1, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability.

Successful exploitation can lead to execution of arbitrary scripts in users' browsers, potentially resulting in data theft, session hijacking, or disruption of service. The vulnerability affects confidentiality, integrity, and availability of the affected application and its users.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider implementing web application firewalls or input validation controls as temporary mitigations. Monitor Cozmoslabs advisories for updates and apply official patches promptly once available.