CVE-2023-3482 Information

Description

When Firefox is configured to block storage of all cookies it was still possible to store data in localstorage by using an iframe with a source of ‘about:blank’. This could have led to malicious websites storing tracking data without permission. This vulnerability affects Firefox < 115.

Reference

https://www.mozilla.org/security/advisories/mfsa2023-22/ https://bugzilla.mozilla.org/show_bug.cgi?id=1839464