If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "97.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "91.6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "91.6"
}
]
}
]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-22759.json"