The company hasn't paid social security for a month.

Legal analysis: if you don't pay social security, you can go to the social security bureau to pay personal social security for yourself this month, which will take effect next month. The social security you pay during your employment is employee social security. If you want to continue to use the money in employee social security, you can find a reliable social security payment company to pay and repay social security. Similarly, if it is issued in the same month, it will take effect in the next month.

Legal basis: Article 23 of the Social Insurance Law of People's Republic of China (PRC), employees shall participate in the basic medical insurance for employees, and the employer and employees shall jointly pay the basic medical insurance premium in accordance with state regulations. Individual industrial and commercial households without employees, part-time employees who have not participated in the basic medical insurance for employees and other flexible employees can participate in the basic medical insurance for employees, and individuals pay the basic medical insurance premium in accordance with state regulations.