Quick Look is sandboxed? Can the plugin prevent phishing mail to read personal information on my Mac?

Quick Look is sandboxed? Can the plugin prevent phishing mail to read personal information on my Mac?

Ex. I noticed a suspicious mail in my mail folder. I previewed with quick look and instantly closed the preview. Can the phishing mail have had access to my Mac data?

Thanks
Quick Look is sandboxed? Can the plugin prevent phishing mail to read personal information on my Mac?
 
 
Q