favicons saved when sites are bookmarked

mullvad / mullvad-browser

Privacy-focused browser for Linux, macOS and Windows. Made in collaboration between @torproject and @mullvad

https://mullvad.net/browser

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favicons saved when sites are bookmarked #285

Closed ruihildt closed 1 day ago

ruihildt commented 1 month ago

Anyone noticed MullvadBrowser saves favicons when sites are bookmarked sometimes? Could this be a privacy implication?

Thorin-Oakenpants commented 1 month ago

so like any stored (state) data, it can be abused for tracking - but IIUIC due to a bug, this is not feasible in FF

Title: Tales of FAVICONS and Caches: Persistent Tracking in Modern Browsers Network and Distributed Systems Security (NDSS) Symposium 2021 21-24 February 2020, San Diego, CA, USA ISBN 1-891562-66-5 https://dx.doi.org/10.14722/ndss.2021.24202