Answer:

virus

AnswerCrossword Clue
VIRUSComputer attacker
VIRUSComputer invader
VIRUSMalware delivery
VIRUSCold cause
VIRUSBug
VIRUSHigh-tech disruption
VIRUSCorrupting influence
VIRUSHigh-tech invader
VIRUSOrganism in many Robin Cook books
VIRUSChickenpox cause
VIRUSMyDoom, for one
VIRUSPC woe
VIRUSAttacker from a hacker
VIRUSComputer woe
VIRUSComputer disruption
VIRUSType of malware
VIRUSComputer concern
VIRUSComputer problem
VIRUSFlu cause
VIRUSFlu bug
VIRUSComputer malady
VIRUSBug first discovered in 1898
VIRUSComputer "infection"
VIRUSComputer infection
VIRUSSomething that poisons.
VIRUSToo-popular affliction.
VIRUSSubmicroscopic infectious agent.
VIRUSCorrupting influence.
VIRUSCommon ailment.
VIRUSEvil influence.
VIRUSCause of common ailment.
VIRUSInfective agent.
VIRUSDisease germ
VIRUSInfectious agent
VIRUSCommon winter complaint
VIRUSMicroorganism
VIRUSBody attacker
VIRUSBug of a sort
VIRUSHacker's creation, perhaps
VIRUSCommon cold cause