The BestWebSoft’s Like & Share WordPress plugin before 2.74 discloses the content of password protected posts to unauthenticated users via a meta tag
[
{
"vendor": "Unknown",
"product": "BestWebSoft's Like & Share",
"versions": [
{
"status": "affected",
"versionType": "semver",
"version": "0",
"lessThan": "2.74"
}
],
"defaultStatus": "unaffected",
"collectionURL": "https://wordpress.org/plugins"
}
]