When receiving an HTML email that specified to load an <code>iframe</code> element from a remote location, a request to the remote document was sent. However, Thunderbird didn’t display the document. This vulnerability affects Thunderbird < 102.2.1 and Thunderbird < 91.13.1.
[
{
"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"
}
]
}
]