The mw_editPost function in wp-includes/class-wp-xmlrpc-server.php in the XMLRPC subsystem in WordPress before 4.3.1 allows remote authenticated users to bypass intended access restrictions, and arrange for a private post to be published and sticky, via unspecified vectors.
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "4.3.1+dfsg-1",
"binary_name": "wordpress"
},
{
"binary_version": "4.3.1+dfsg-1",
"binary_name": "wordpress-l10n"
},
{
"binary_version": "4.3.1+dfsg-1",
"binary_name": "wordpress-theme-twentyfifteen"
},
{
"binary_version": "4.3.1+dfsg-1",
"binary_name": "wordpress-theme-twentyfourteen"
},
{
"binary_version": "4.3.1+dfsg-1",
"binary_name": "wordpress-theme-twentythirteen"
}
]
}