WordPress Plugin: amministrazione-aperta: CVE-2022-1560: Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')

The Amministrazione Aperta WordPress plugin through 3.7.3 does not validate the open parameter before using it in an include statement, leading to a Local File Inclusion issue. The original advisory mentions that unauthenticated users can exploit this, however the affected file generates a fatal error when accessed directly and the affected code is not reached. The issue can be exploited via the dashboard when logged in as an admin, or by making a logged in admin open a malicious link