The Belgium global was left sweating on possible retrospective action as the incident was missed by referee Neil Swarbrick and his team of assistants.
But Omnisport understands Lukaku will face no further action from the Football Association in relation to the incident after it was reviewed by three former match officials. "Yes", Wright told BBC Radio 5 Live.
Mourinho is unconcerned about such a drought, however, praising Lukaku's work ethic after newly-promoted Brighton provided what he described as probably the toughest test his second-place team have had all season.
Lukaku escapes three-match ban over Bong clash
They each had to agree it was a sending-off offence for action to be taken and that was not the case.
The December 10 derby clash with Manchester City was among the games Lukaku could have missed had he been sanctioned.
If there is no mention of the incident in Swarbrick's report, the FA can still independently look at the footage and make a retrospective decision.
Lukaku has scored 12 goals in 20 games since arriving from Everton in a £75million deal in the summer.More news: Royal wedding details revealed as Meghan Markle to become United Kingdom citizen
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