"Immodest" means behaving or dressing in a way that is considered improper, revealing too much of one's body, or lacking modesty in manners or actions. Full definition
In some ways «modest painting» might be a more immodest goal to aspire to, leastways more difficult to attain, yet the term has a rightness about it that seems to fit our current moment, and ideally defines where we are headed. (artslant.com)
At the risk of seeming immodest (although we are only the editor), we also recommend to their attention a recent volume that brings together some of the most careful examinations of these issues. (firstthings.com)