In addition to detecting when a user was taking a screenshot (XXX), a website was able to overlay the ‘My Shots’ button that appeared, and direct the user to a replica Firefox Screenshots page that could be used for phishing. This vulnerability affects Firefox < 127.
[
{
"vendor": "Mozilla",
"product": "Firefox",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "127",
"versionType": "custom"
}
]
}
]