One common theme could be the struggle for power. When magic is abused, often it's related to someone seeking excessive power. Another theme might be the moral decay that follows the misuse of magic, as it goes against the natural order. Also, there could be themes of redemption, where characters who have abused magic try to make amends.
The common themes in 'abuse of magic novel' can be quite diverse. For example, the theme of temptation is significant. Magic is a powerful force, and the temptation to abuse it for personal gain or to fulfill one's desires is strong. Another theme could be the conflict between good and evil. Abusing magic is often seen as an evil act, so there will be a struggle between those who abuse it and those who oppose such misuse. There may also be a theme of discovery, where characters gradually learn about the true nature of magic and the dangers of its abuse.
Well, in 'abuse of magic novel', a frequent theme is chaos. The improper use of magic can disrupt the normal flow of the fictional world. Additionally, the theme of corruption is likely to appear. Those who abuse magic may become corrupt themselves, and this can spread like a disease in the story. And don't forget about the theme of consequences. There are always consequences for abusing magic, whether it's on a personal level or for the entire world in the novel.