Node.js < 14.11.0 is vulnerable to HTTP denial of service (DoS) attacks based on delayed requests submission which can make the server unable to accept new connections.
https://security.netapp.com/advisory/ntap-20201009-0004/
https://security.gentoo.org/glsa/202101-07
https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/