The package topthink/framework before 6.0.12 are vulnerable to Deserialization of Untrusted Data due to insecure unserialize method in the Driver class.
https://snyk.io/vuln/SNYK-PHP-TOPTHINKFRAMEWORK-2385695
https://github.com/top-think/framework/releases/tag/v6.0.12
https://github.com/top-think/framework/commit/d3b5aeae94bc71bae97977d05cd12c3e0550905c