Bournemouth are yet to make an offer for the 25-year-old who is on a season-long loan on the south coast.
But Wilshere insists he is focussed on getting Bournemouth out of their current slump and away from the relegation zone.
Jack Wilshere admits he's in the dark over his future
Jack Wilshere has started 17 games but is yet to convince Bournemouth to buy him permanently
"My main focus at the minute is on playing for Bournemouth, getting them out of the position they're in and back to winning ways,” he told Sky Sports.
"I'm concentrating on the next three or four months and then I'm not sure what's going to happen."
When asked if Arsenal had offered a him a new contract, Wilshere said: "I leave that to my agent.
Arsenal midfielders' creativity compared to Jack Wilshere
Fri, November 25, 2016
Click through the gallery to see the amount of chances created by Arsenal midfielders and Jack Wilshere this season, according to EA Sports stats
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Click through the gallery to see how many chances Arsenal midfielders have created in the Premier League this season compared to Jack Wilshere
"I'm just concentrating on maintaining my fitness, playing games and I'm enjoying it. As long as I'm here I'm going to enjoy it and help Bournemouth."
He added: "At the end of the season, when we see what I've done at Bournemouth, I'll have a couple of weeks off on holiday and then think about it."
Wilshere has made 17 Premier League starts this term but has only chipped in with two assists and is yet to score.
If Bournemouth did decide to make a move it would likely be for a club record fee, although they appear to yet be convinced over making an offer.