Article ID: 116338, created on Jun 24, 2013, last review on Aug 12, 2014

  • Applies to:
  • Plesk 11.0 for Linux
  • Plesk 11.0 for Windows

Release Notes

Parallels is pleased to introduce the new Micro-Update #55 for the 11.0.9 version of Parallels Plesk Panel (PP).

This release resolves several security issues and introduces several enhancements. We would like to thank the team at for assistance with discovering some of those issues.

The 11.0.9 MU#55 update is recommended for all PP users and includes general functionality fixes that improve the stability, compatibility, and security of your PP server.

To ensure optimal server reliability and security, Parallels strongly recommends keeping your operating system and PP software up-to-date.

What's Changed

The following bug has been fixed:

[-] Fixed moderate security issue with leak of sensitive information. The issue can be exploited by authenticated users only. Authenticated users are users that have logins to Parallels Plesk Panel (such as your customers, resellers, or employees). This MU is strongly recommended for all Parallels Plesk Panel users.
[-] Backup doesn't work after 11.0.9 MU #53 (137862)

[+] - Added
[-] - Fixed
[*] - Improved

Installation Instructions

  • #9294: Using Micro-Updates in Parallels Plesk Panel and Parallels Small Business Panel

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