The Visual Portfolio, Photo Gallery & Post Grid WordPress plugin before 2.19.0 does not have proper authorisation checks in some of its REST endpoints, allowing users with a role as low as contributor to call them and inject arbitrary CSS in arbitrary saved layouts
[
{
"product": "Visual Portfolio, Photo Gallery & Post Grid",
"vendor": "Unknown",
"versions": [
{
"lessThan": "2.19.0",
"status": "affected",
"version": "2.19.0",
"versionType": "custom"
}
]
}
]