It was Cagliari’s first win since January and lifted the Sardinian team six points above Cremonese and the relegation zone.
Sebastiano Esposito scored his third goal in four matches in the 63rd minute, heading in a cross from Zé Pedro, who had only just come off the bench.
Hellas Verona remained nine points from safety after losing 2-1 at mid-table Torino.
AC Milan was playing later, against Udinese. Juventus was visiting Atalanta and hoping to move into the Champions League spots.
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