radare2 before 9236f44, when configured on UNIX without SSL, allows command injection via a PDB name to rabin2 -PP. NOTE: although users are supposed to use the latest version from git (not a release), the date range for the vulnerable code was less than a week, occurring after 6.1.2 but before 6.1.3.
Exploitability
AV:LAC:HPR:NUI:NScope
S:UImpact
C:HI:HA:H7.4/CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HInjection