CVE-2018-18845: Advanced Comment System Project Advanced Comment System

Medium severity, CVSS 6.1. EPSS: 1.4% chance of exploitation in the next 30 days.

internal/advanced_comment_system/index.php and internal/advanced_comment_system/admin.php in Advanced Comment System, version 1.0, contain a reflected cross-site scripting vulnerability via ACS_path. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. The product is discontinued.

Affected products

Published 2019-03-21. Last modified 2026-06-17.