Bottle before 0.12.20 mishandles errors during early request binding.
https://www.debian.org/security/2022/dsa-5159
https://lists.debian.org/debian-lts-announce/2022/06/msg00010.html
https://github.com/bottlepy/bottle/compare/0.12.19...0.12.20
https://github.com/bottlepy/bottle/commit/e140e1b54da721a660f2eb9d58a106b7b3ff2f00
https://github.com/bottlepy/bottle/commit/a2b0ee6bb4ce88895429ec4aca856616244c4c4c