At present, college students’ cyber moral misconduct makes cultivating college students’ cyber morality a new issue facing moral education in colleges and universities in the network era. This study analyzes the current situation of college students’ online moral misconduct using questionnaire survey method, and determines its influencing factors based on structural equation model, then uses fsQCA method to explore the group path of college students’ online moral misconduct modification, and proposes feasible optimization path of college students’ online moral misconduct modification. The study found that college students’ online moral misbehavior is in the medium-low level, with a score of 2.56, and the loadings of weak awareness of online self-discipline, lack of parental education, imperfect online laws and regulations and supervision, and lagging behind in online ideological education are all greater than 0.67, which are the most critical influencing factors at the individual, family, social and school levels, respectively. There existed four different combinations of ways to influence the correction of college students’ cybermoral misconduct behavior, with an agreement and coverage of 0.818 and 0.631, with school-level factors as the core condition. The study proposes the optimization paths of creating cybercivics team, innovating the content of civics courses, cultivating college students’ self-discipline and improving campus network regulations to enhance the effectiveness of moral education.