There is a MEDIUM severity vulnerability affecting CPython.
The email module didn’t properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized.
3.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.203.8.203.10.153.11.103.12.53.13.0-rc23.9.20Exploitability
AV:NAC:LPR:LUI:RScope
S:UImpact
C:LI:LA:L5.5/CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L