The vulnerability CVE-2025-68878 in the Advanced Custom CSS plugin by prasadkirpekar is a reflected cross-site scripting (XSS) issue caused by improper input neutralization during web page generation. This flaw affects versions up to 1.1.0 and allows attackers to inject malicious scripts that execute when a user interacts with crafted input, potentially compromising user data and application integrity. The CVSS 3.1 base score is 7.1, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality, integrity, and availability.

Successful exploitation of this vulnerability can lead to execution of arbitrary scripts in the context of the affected web application, potentially allowing attackers to steal sensitive information, manipulate content, or disrupt availability. The CVSS score reflects partial impacts on confidentiality, integrity, and availability. There are no known exploits in the wild currently.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor the vendor's communications for updates. Until a fix is available, consider limiting exposure by restricting access to the affected plugin or disabling it if feasible.