The competition, staged in the United Arab Emirates was always likely to be hurt by war in nearby Iraq, and after South Africa - one of just three teams competiting in the event - pulled out earlier this week the writing appears to have been on the wall.
South Africa cited security fears as a result of war in the Middle East for its decision to quit.
Plans to then move the tournament to Sri Lanka were dismissed by South African cricket chiefs.
The ten-day tournament was due to start on Monday.
A decision is likely to be made by event organisers the Cricketers' Benefit Fund Series later today.
This year's Sharjah Cup cricket tournament could be called off later today, following South Africa's decision to pull-out of the event.
