Acidcat CMS 3.5.3 and earlier stores sensitive information under the web root with insufficient access control, which allows remote attackers to download a database containing credentials via a direct request for databases/acidcat_3.mdb.
Multiple SQL injection vulnerabilities in Acidcat CMS 3.4.1 allow remote attackers to execute arbitrary SQL commands via the (1) cID parameter to default.asp and the (2) username parameter to main_login2.asp.
Cross-site scripting (XSS) vulnerability in admin_colors_swatch.asp in Acidcat CMS 3.4.1 allows remote attackers to inject arbitrary web script or HTML via the field parameter.
Acidcat CMS 3.4.1 does not properly restrict access to (1) default_mail_aspemail.asp, (2) default_mail_cdosys.asp or (3) default_mail_jmail.asp, which allows remote attackers to bypass restrictions and relay email messages with modified From, FromName, and To fields.