Description
When reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI, which could have enabled browser spoofing attacks. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Thunderbird
unspecified to < 91.9affected
Mozilla Firefox ESR
unspecified to < 91.9affected
Mozilla Firefox
unspecified to < 100affected