Malware Using Google MultiLogin Exploit to Maintain Access Despite Password Reset

Information stealing malware are actively taking advantage of an undocumented Google OAuth endpoint named MultiLogin to hijack user sessions and allow continuous access to Google services even after a password reset.
According to CloudSEK, the critical exploit facilitates session persistence and cookie generation, enabling threat actors to maintain access to a valid session in an

access cloudsek continuous cookie critical endpoint exploit google hijack information information stealing malware oauth password password reset persistence reset services session sessions stealing threat threat actors undocumented