From Pathfinder Adventure Path: Gatewalkers, which isn't enabled.

Violet Mister

HAZARD 2

Stealth +10 (trained) to notice the trap's trigger-thread attached to the door

Description Opening the door pulls a thread, which causes a plant mister to spray a cloud of poison into the triggering creature's face.

Disable DC 18 Thievery to safely cut the thread

AC 16; Fort +10, Ref +10

Hardness 7, HP 25 (BT 12)

Poisoned Welcome

Trigger A creature attempts to open the door

Effect Every creature within 10 feet of the door is exposed to violet venom poison.

Violet Venom (contact, poison)

Saving Throw DC 17 Fortitude;

Onset 1 minute;

Maximum Duration 6 rounds;

Stage 1 1d6 poison plus Enfeebled 1 (1 round);

Stage 2 1d6 poison plus Drained 1 (1 round);

Stage 3 2d6 poison plus enfeebled 1 (1 round)

Pathfinder Adventure Path: GatewalkersORC