Upstream has changed the behavior as a result. https://savannah.gnu.org/bugs/?60...

		g0xA52A2A on Sept 28, 2021 \| parent \| context \| favorite \| on: Fail2ban – Remote Code Execution Upstream has changed the behavior as a result. https://savannah.gnu.org/bugs/?60937 Kind of surprising as many *nix utilities that can shell out will offer "secure" modes to disable such an ability.