Web2py versions 2.14.5 and below was affected by CSRF (Cross Site Request Forgery) vulnerability, which allows an attacker to trick a logged in user to perform some unwanted actions i.e An attacker can trick an victim to disable the installed application just by sending a URL to victim.
https://github.com/advisories/GHSA-gp69-xcm6-ffqj
https://www.exploit-db.com/exploits/39821/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-3984
http://packetstormsecurity.com/files/137070/Web2py-2.14.5-CSRF-XSS-Local-File-Inclusion.html