Product page title not displayed properly

Seems a bug was introduced in the item template title:

Check title value here:

Seems a huge hash containing all product attributes is set as the title value. Any clue?

Yeah you are right, could replicate this issue. Can you raise a github issue a well for the same at Sign in to GitHub · GitHub

It has been fixed via [Fix] Webpage title fix by KanchanChauhan · Pull Request #2792 · frappe/frappe · GitHub. Should be merged soon.