These are common internet shorthand codes. "25" could refer to a clip number, age, or date. "Vi" is often short for "video," and "upd" is the standard abbreviation for "updated."
If you are looking at a file name or a search string with these terms, video title brazilian hotwife menage 25 vi upd
The phrase reads like a highly specific database entry, an automated video tag, or a search engine query rather than a traditional article topic. These are common internet shorthand codes
This is a broad media category. In this context, it is likely the website category or genre tag where the video was uploaded or sorted. an automated video tag