description: When receiving an HTML email that contained an <code>iframe</code> element, which used a <code>srcdoc</code> attribute to define the inner HTML document, remote objects specified in the nested document, for example images or videos, were not blocked. Rather, the network was accessed, the objects were loaded and displayed. This vulnerability affects Thunderbird < 102.2.1 and Thunderbird < 91.13.1.
problem types: Remote content specified in an HTML document that was nested inside an iframe's srcdoc attribute was not blocked
affected:
{
vendor: Mozilla
product: Thunderbird
versions:
version: unspecified, lessThan: 102.2.1, status: affected, versionType: custom
version: unspecified, lessThan: 91.13.1, status: affected, versionType: custom
}