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Moodle 5.1.3

Release date: 11 February 2026

Here is the full list of fixed issues in 5.1.3.

This release specifically addresses a bug in version 5.1.2 which caused site administration access issues on sites using third-party themes that modify the core admin renderer (such as Moove). Sites using the Boost or Classic theme (or other themes which do not modify site administration rendering) were not affected by this bug.

General fixes and improvements​

  • MDL-87892 - Additional parameter for core_admin_renderer function added in MDL-87352 breaks many custom themes

Security fixes​

No security fixes were included in this release. For details about the most recently fixed security bugs, please see the 5.1.2 release notes.