Critical
CVSS 9.8
Overview
A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
A malicious website could have learned the size of a cross-origin resource that ...
A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
This vulnerability is rated 🔴 CRITICAL.
Recommended actions: