A use-after-free in nsINode::ReplaceOrInsertBefore during DOM operations resulting in potentially exploitable crashes. This vulnerability affects Firefox < 50.
[
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "50",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]