In LemonLDAP::NG before 2.16.7 and 2.17 through 2.21 before 2.21.3, OS command injection can occur in the Safe jail. It does not Localize _ during rule evaluation. Thus, an administrator who can edit a rule evaluated by the Safe jail can execute commands on the server.
Exploitability
AV:NAC:HPR:HUI:NScope
S:CImpact
C:HI:HA:H8/CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:HInjection