5.4.18 (stable)

Release 5.4.18 has been published on October 23, 2020
  • Please read the ILIAS 5.4 feature page for information about new and abandoned features and changed behaviour of this version.
  • You find information about first time installation here.
  • Instructions for updating ILIAS can be found here.
  • Please have a look at the page Required Software for 5.4, too.
If you use a customized skin/style, please change the skin settings for root user and default of installation to ‘delos‘ before upgrading from a 4.x version to 5.4.x. Otherwise you may not login any more due to templates changes in former versions.
ILIAS 5.4 comes with a new content style that substitutes the former content style. If you want to keep this outdated style, please create a new style with it before updating to 5.4. Own created styles won't be tackled.
ILIAS is free, open source software and published under the GNU General Public License (GPL).

Format: .zip
Download (
195 MB, 2020-10-23
md5: 3efaa48abb59ae83bb4470a29156e72d

Format: .tar.gz
Download (
179 MB, 2018-10-23
md5: 7ea5b0bec3d8a6e56e450fe81656c3bb

Known Issues

  • none

Changed Behaviour

  • [Test & Assessment] File Upload Question: Uploaded files are only made available for download and are no longer displayed inline in Manual Scoring.

Fixed Bugs

Security Fixes
#28865: Test: Cross Site Scripting (reported by Raimonds Liepins)
#28866: Soap: Cross Site Scripting (reported by Raimonds Liepins)
#28867: Authenticated Remote Code Execution (reported by Raimonds Liepins)
The following bugs reported in Mantis have been resolved:
#25629: [Accessibility / WCAG Issues] label issue (mkunkel)
#28754: [Category and Repository] Availability: GUI allows to save end date with an earlier date than start date. (smeyer)
#28953: [Chat] Chat server (suddenly) keeps crashing (instantly on launch) (mjansen)
#29047: [Content Page (Repository Object)] Copy of Content Page Object does not handle Plugged Content (mjansen)
#28874: [Forum] Notification about changed post in pseudonymous forum reveals username (again?!) (nadia)
#28980: [Language Handling] Typo: "Campus Mamagment" [DE] (mkunkel)
#28992: [Language Handling] Typo: Teilnerhmer [DE] (mkunkel)
#28993: [Language Handling] Typo: Benutzerinteratkion [DE] (mkunkel)
#28994: [Language Handling] Typo: Erlhalten (mkunkel)
#28859: [Language Handling] Spanish Language neither be installed or updated anymore (mkunkel)
#28907: [Language Handling] some lang vars for DE in module meta missing (mkunkel)
#28822: [Language Handling] Italian entry of language variable is corrupted (mkunkel)
#28996: [Language Handling] Typo: Emfpänger (mkunkel)
#28910: [Learning Module SCORM 1.2] Tile Image not selectable when choosing SCORM 1.2 Format (ukohnle)
#18611: [Online Help] Screen IDs in Consultation Hour views are user-specific (mbarz)
#28776: [Session (Course & Group)] Label for -sess_title- in Serial Letter Placeholders is missing (mbarz)
#28984: [Survey] The own answers can only be viewed once. (akill)
#26149: [Test & Assessment] Language file test (german): enter_enough_positive_points_checked (mkunkel)
#26184: [Test & Assessment] Error text question with grouped words doesn´t work properly (mkunkel)
#28784: [Test & Assessment] Rounding Error in Best solution for Formula Questions (maxbecker)
#28884: [WebDAV] Courses with "/" in name not mountable (fawinike)