Hi, Do you have any more info ? This looks related to Firefox rather than Debian. So it should be reproducible elsewhere. Is there any study on this behavior so that we can know which part of the code is responsible of this behavior ?
- Bug#908398: firefox-esr: Browsing history leak after 60.2... Tuxicoman
- Bug#908398: firefox-esr: Browsing history leak after... Jonas Smedegaard