Description
An improper implementation of the new iframe sandbox keyword <code>allow-top-navigation-by-user-activation</code> could lead to script execution without <code>allow-scripts</code> being present. 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