showdoc is vulnerable to Cross-Site Request Forgery (CSRF)
https://github.com/advisories/GHSA-7vxc-chqj-h83g
https://huntr.dev/bounties/f14431e2-f1f6-4331-ba91-a4ea8b26be0c
https://github.com/star7th/showdoc/commit/3ff0c85d439ccbdfadeb96b5a52acf6318041109