In a resurfaced photograph, the 41-year-old 'Shakespeare in Love' star was seen kissing actor Donovan Leitch in broad daylight as the actor wrapped his arm around her neck, reported Us magazine.
Paltrow recently announced her separation with Cold Play singer Chris Martin after 11 years of marriage.
"It is with hearts full of sadness that we have decided to separate," the pair wrote in a joint statement.
Paltrow and Leitch dated in the early '90s. Paltrow then met Martin at a Coldplay concert in 2002, and they tied the knot the following year.
Chinese officials escort relatives at a hotel as they tighten security where relatives of passengers on board the missing Malaysia Airlines Flight 370 are staying. (AP)