[ilAdmins] ILIAS 5.2.25, 5.3.16 and 5.4.3 published

Dear all,

We have published security release 5.2.25, 5.3.16 and 5.4.3 on GitHub, see https://github.com/ILIAS-eLearning/ILIAS/releases .

*Important**:* These releases contain important security fixes and it is recommended to update your system.

Please have a look at the release notes for more information about these releases https://docu.ilias.de/goto_docu_lm_35.html .

Best regards, Fabian Wolf