Los Angeles police said the suspect, who is believed to be homeless, tried to rob the CVS pharmacy on the 7400 block of Reseda Boulevard. When two security guards approached him, he allegedly stabbed one in the arm and the other in the hand.
The suspect fled, but police said he is well-known in the area.
There is no word on the conditions of the two security guards.
Anyone with information was asked to call the Los Angeles Police Department at (877) 527-3247.