[HIGH] eZ Publish Information disclosure in backend content tree menu

PKSA-z8zn-1svn-qf72 GHSA-cc2j-92jq-wgjg

Affected package: ezsystems/ezpublish-legacy

Affected version: >=5.3.0,<5.3.12.2|>=5.4.0,<5.4.10.1|>=2011.0.0,<2017.8.1.1

Reported by:
GitHub