Requests initiated through reader mode did not properly omit cookies with a SameSite attribute. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
https://bugzilla.mozilla.org/show_bug.cgi?id=1692655
https://www.mozilla.org/security/advisories/mfsa2022-16/
Published: 2022-12-22
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Severity: Medium