Goalkeeper Gabaski was the hero, saving two penalties as Egypt edged previous hosts Cameroon in a penalty shootout after a goalless draw to arrange an Africa Cup of Nations remaining towards Senegal.
Sunday’s remaining units up a tantalising assembly between Liverpool forwards Mohamed Salah and Sadio Mane on the similar venue – the Olembe Stadium in Cameroon’s capital Yaounde (kick-off 19:00 GMT).
Hosts Cameroon had proven extra impetus in 90 minutes, twice hitting the put up by Michael Ngadeu-Ngadjui’s looping header and Samuel Gouet’s thunderous long-range strike, which flicked the woodwork.
Egypt’s star man Salah was stored quiet for a lot of the sport, curling a strike from exterior the world narrowly over and virtually benefiting from a unfastened again move, however he couldn’t convert.
However he didn’t should step up within the shootout as Cameroon missed three of their efforts, with Gabaski saving from Harold Moukoudi and James Lea Siliki, whereas Clinton N’Jie side-footed extensive.
An ill-tempered ending to regular time had seen Egypt coach Carlos Queiroz despatched off for remonstrating with the referee and his assistant Wael Gomaa cautioned too.
It means they are going to each be lacking from the touchline for the ultimate as Gomaa was additionally yellow carded within the quarter-final towards Morocco.
In the meantime, Cameroon will face Burkina Faso within the third/fourth-place play-off, which has been introduced ahead a day to Saturday (19:00 GMT).