Semantic MediaWiki 2.5.4 released

From semantic-mediawiki.org

August 7, 2017

Semantic MediaWiki 2.5.4 (SMW 2.5.4) has been released today as a new version of Semantic MediaWiki.

This new version brings a security fix for special page "SemanticMediaWiki". It also provides an improvement for software testing, other bugfixes and further increases platform stability. Since this release provides a security fix it is strongly advised to upgrade immediately! Please refer to the help page on installing Semantic MediaWiki to get detailed instructions on how to install or upgrade.