Arbitrary file overwrite during recovery due to improper symbolic link handling. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 818, Acronis Backup extension for Plesk (Linux) before build 599, Acronis Backup plugin for DirectAdmin (Linux) before build 181.

Sensitive data disclosure and manipulation due to unnecessary privileges assignment. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 619, Acronis Backup extension for Plesk (Linux) before build 555, Acronis Backup plugin for DirectAdmin (Linux) before build 147.

Uncontrolled search path element vulnerability in Plesk Installer affects version 3.27.0.0. A local attacker could execute arbitrary code by injecting DLL files into the same folder where the application is installed, resulting in DLL hijacking in edputil.dll, samlib.dll, urlmon.dll, sspicli.dll, propsys.dll and profapi.dll files.

Plesk 17.0 through 18.0.31 version, is vulnerable to a Cross-Site Scripting. A malicious subscription owner (either a customer or an additional user), can fully compromise the server if an administrator visits a certain page in Plesk related to the malicious subscription.

Plesk CMS 18.0.37 is affected by an insecure permissions vulnerability that allows privilege Escalation from user to admin rights. OTE: the vendor states that this is only a site-specific problem on websites of one or more Plesk users

Plesk 18.0.37 is affected by a Cross Site Request Forgery (CSRF) vulnerability that allows an attacker to insert data on the user and admin panel. NOTE: the vendor states that this is only a site-specific problem on websites of one or more Plesk users

Parallels Plesk Panel 9.5 allows XSS in target/locales/tr-TR/help/index.htm? via the "fileName" parameter.

The default configuration of Parallels Plesk Panel 9.0.x and 9.2.x on UNIX, and Small Business Panel 10.x on UNIX, has an improper ScriptAlias directive for phppath, which makes it easier for remote attackers to execute arbitrary code via a crafted request, a different vulnerability than CVE-2012-1823.

The suexec implementation in Parallels Plesk Panel 11.0.9 contains a cgi-wrapper whitelist entry, which allows user-assisted remote attackers to execute arbitrary PHP code via a request containing crafted environment variables.

Untrusted search path vulnerability in /usr/local/psa/admin/sbin/wrapper in Parallels Plesk Panel 11.0.9 allows local users to gain privileges via a crafted PATH environment variable.