Not sure if this is intentional or not, but the Unmute code in PlayerInfo.Actions is missing the rank limit check, so a lower rank can unmute a higher rank.
Can confirm this in r1555.
[FIXED] /Unmute bug
[FIXED] /Unmute bug
You cannot use certain BBCodes: [img].
Re: /Unmute bug
Fixed /branch-0.60x/ r1586