Deactivate and delete. This plugin has been closed as of March 27, 2023 and is not available for download. This closure is temporary, pending a full review.
Mika discovered and reported this Broken Access Control vulnerability in WordPress tencentcloud-cos Plugin. A broken access control issue refers to a missing authorization, authentication or nonce token check in a function that could lead to an unprivileged user to executing a certain higher privileged action. This vulnerability has not been known to be fixed yet.