The package y18n before 3.2.2, 4.0.1 and 5.0.5, is vulnerable to Prototype Pollution.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "19.3.5"
},
{
"introduced": "0"
},
{
"last_affected": "20.3.1.2"
},
{
"introduced": "0"
},
{
"last_affected": "21.0.0.2"
}
]
}