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Firefox Privacy Notice

Mozilla Foundation Security Advisory 2021-25

Security Vulnerabilities fixed in Firefox for iOS 34

Announced
June 1, 2021
Impact
moderate
Products
Firefox for iOS
Fixed in
  • Firefox for iOS 34

#CVE-2021-29958: File download shares private browsing mode cookies

Reporter
Muneaki Nishimura
Impact
moderate
Description

When a download was initiated, the client did not check whether it was in normal or private browsing mode, which led to private mode cookies being shared in normal browsing mode.

References