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This is an unconfirmed rumor therefore is very likely to happen or not.
Co-producer Avi Arad told IGN that they will consider this scenario only if they run out of ideas.
“I think it will take a moment in which we’ve run out of ideas. There's so much to tell about Spider-Man. There's so much to tell about the Sinister Six. The relationship between Spider-Man and Venom will bring a whole other world in.” - said Avi
The guys from HitFix reported the rumor and here's what they said:
More info on HitFix here.
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