The parasites such as worms or any other kind of, indicates the fact that you are hurt by some situation or some person in your waking life. The worms are also symbols of tiredness. Perhaps you need to take a break.
Dream dictionary: grubs dream meanings
…(See Worm.) To dream of clean-looking, white fat grubs, is a sign of good crops to farmers, but to dream of black or dirty looking grubs is the reverse. For a girl to dream of grubs is a bad sign, as it puts her in peril of losing her virtue; but to a married woman it is a good sign, for the reason that she will soon be in the family way. Lucky lottery dream numbers – 49, 70, 65….