CVE-2021-29449
Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.
Date published : 2021-04-14
https://github.com/pi-hole/pi-hole/security/advisories/GHSA-3597-244c-wrpj
http://packetstormsecurity.com/files/163715/Pi-Hole-Remove-Commands-Linux-Privilege-Escalation.html