showdoc is vulnerable to Cross-Site Request Forgery (CSRF)
https://github.com/advisories/GHSA-pjjf-hc4q-g298
https://huntr.dev/bounties/6a59d203-4ca7-4aed-bdb9-1e39b66c77b3
https://github.com/star7th/showdoc/commit/67093c879a6563aa6ee08003177777d1975e2351