Yes, Mary Magdalene was possessed, but the Lord Jesus Christ cast out the evil spirits that possessed her.
She was among the women that told the Apostles that the Lord is risen and that they had seen Him.
Discover More Secrets From The Bible (Click Here)
Scripture on Mary Magdalene's Deliverance
Luke 8:1-3 And it came to pass afterward, that he went throughout every city and village, preaching and shewing the glad tidings of the kingdom of God: and the twelve were with him,
2 And certain women, which had been healed of evil spirits and infirmities, Mary called Magdalene, out of whom went seven devils,
3 And Joanna the wife of Chuza Herod's steward, and Susanna, and many others, which ministered unto him of their substance.