GO-2026-6619 Portainer CE allows username enumeration through authentication response timing in github.com/portainer/portainer

Portainer CE allows username enumeration through authentication response timing in github.com/portainer/portainer...

PT-2026-105616

Portainer CE allows username enumeration through authentication response timing in github.com/portainer/portainer...

Portainer CE allows username enumeration through authentication response timing

A user enumeration vulnerability was found in Portainer CE 2.19.4. This issue occurs during user authentication process, where a difference in response time could allow a remote unauthenticated user to determine if a username is valid or not...

GHSA-87X6-8M9V-G8C2 Portainer CE allows username enumeration through authentication response timing

A user enumeration vulnerability was found in Portainer CE 2.19.4. This issue occurs during user authentication process, where a difference in response time could allow a remote unauthenticated user to determine if a username is valid or not...