Henry Slade's try and some fine kicking from Joe Simmonds earned Exeter Chiefs a hard-fought 19-13 win over Wasps in the Premiership final.
After no further COVID-19 cases were found in testing on Tuesday, Wasps can now prepare to play at Twickenham this weekend.
Exeter are into a fifth Premiership final in succession, while Wasps will seek revenge as they bid to end a 12-year drought.
Premiership Rugby confirmed Sale Sharks' match with Worcester Warriors had been cancelled amid a spate of coronavirus positives.
The Premiership is facing difficulties caused by the coronavirus pandemic and James Haskell has a suggestion to help it cope.
Sale Sharks can seal the final Premiership play-off place with a win after Saracens stormed back to deny Bath victory.
Positive COVID-19 tests at Sale Sharks will not prevent their crucial last game of the regular season from being played this weekend.
A bonus-point 40-3 victory over Leicester Tigers boosted Bristol's hopes of finishing in the Premiership's play-off places.
A dominant Sale Sharks performance was marred by an injury to Manu Tuilagi, while Northampton lost Courtney Lawes.
Chris Robshaw's last game at The Stoop ended in defeat for Harlequins as Wasps enhanced their chances of finishing in the top four.