Mundo Deportivo says Valencia are keen on the La Masia graduate - and Barca are willing to do business.
VCF see Mingueza as a readymade replacement for Daniel Wass, who will be sold to Atletico Madrid once his successor is signed.
After their 1-1 draw with Sevilla last night, VCF coach Jose Bordalas was asked about Mingueza and said: "I haven't heard anything.
"I've only seen him in some media, they've told me about it. We haven't talked about this player at all."
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