Filed from 4 published puzzles

CODERED

Set to 3 different clues across 4 published puzzles, most often “Emergency situation” — The New York Times, Sunday, 2 April 2006.

7 letters

Every clue on record, most used first

Emergency situation2 times
The New York Times — Sunday, 2 April 2006
Serious warningonce
The New York Times — Saturday, 6 October 2001
Emergency indicatoronce
The New York Times — Wednesday, 28 December 1994

Other answers to these clues

REDALERT8 letters
TAILSPIN8 letters