Insecure Permissions vulnerability in CMSimple v.5.16 allows a remote attacker to obtain sensitive information via a crafted script to the Functionality of downloading php backup files.
Cross-Site Scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Logout parameter under the Language section.
A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Downloads parameter under the Language section.
A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Edit parameter under the Language section.
A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Configuration parameter under the Language section.
CMSimple 5.4 is vulnerable to Directory Traversal. The vulnerability exists when a user changes the file name to malicious file on config.php leading to remote code execution.