description: When arbitrary text is sent over an FTP connection and a page reload is initiated, it is possible to create a modal alert message with this text as the content. This could potentially be used for social engineering attacks. This vulnerability affects Firefox < 66.
problem types: Text sent through FTP connection can be incorporated into alert messages
affected:
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 66, status: affected, version: unspecified, versionType: custom
}