Man in the browser is a very dangerous cyber attack. Often it is regarded as another form of ‘Man in the Middle attack.
Similar to the ‘Man in the middle Attack’ it involves eavesdropping taking place between two trusted sources. Here, eavesdropping is carried through a web browser.
The security vulnerabilities of the web browser thus are at risk as they are the target of attackers for data manipulation and stealing of confidential information.
Man in the Browser Attack is primarily opted by attackers for causing financial harm to users by making money frauds from the user bank account without the user knowing that he is becoming a victim of the Man in the Browser Attack.