Perform an e2e architectural review on the Token List Plugin

This issue is going to perform an e2e test on the Token List Plugin and report and issue or volneraibilities.
ETA: 2days

The Token List Plugin is the entry point named in the issue; start by locating its integration path and determining how an end-to-end test can exercise it. Review the full flow for issues or vulnerabilities and record reproducible findings. Done means the architectural review and its findings are documented; no specific file or existing test is named.

由索引模型根据 Issue 内容生成。