Netflix Security Monkey before 0.8.0 has an Open Redirect. The logout functionality accepted the "next" parameter which then redirects to any domain irrespective of the Host header.
// cvss v3.0 vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Checked 2026-10-23 at 18:45 UTC. The most recent advisory here was published 2022-05-17. Updated continuously from NVD, GHSA, OSV and CNA feeds.