Can a bakers cyst become malignant?

Popliteal cysts, also known as Bakers cysts, are usually benign, meaning they are not cancerous.

In less than 1% of cases, popliteal cysts that accompany osteoarthritis can be associated with underlying neoplastic (tumor-causing) or pre-neoplastic (abnormal changes that may lead to the development of a tumor) conditions within the knee joint