[tor-bugs] #28227 [Applications/Tor Browser]: Fingerprinting via JavaScript's "navigator" variable

["Tor Bug Tracker & Wiki" <blackhole@xxxxxxxxxxxxxx>]

#28227: Fingerprinting via JavaScript's "navigator" variable
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 Reporter:  765472358523547  |          Owner:  tbb-team
     Type:  defect           |         Status:  new
 Priority:  Medium           |      Component:  Applications/Tor Browser
  Version:                   |       Severity:  Normal
 Keywords:                   |  Actual Points:
Parent ID:                   |         Points:
 Reviewer:                   |        Sponsor:
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 While the HTTP user-agent has the spoofed value, the real values can be
 read via JavaScript over "navigator.appVersion", "navigator.platform", and
 "navigator.userAgent", see
 https://www.w3schools.com/jsref/tryit.asp?filename=tryjsref_nav_all .

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/28227>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online

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