Logging out on Firefox is not possible using the logout link as Firefox does not clear credentials on a 401 Unauthorized response.
A user can do this manually by going to Clear Recent History and then selecting Active Logins, though this will clear sessions for most other websites as well.
According to various online resources it should be possible to clear the credentials by making an AJAX request in the background with invalid credentials.
Will not be fixed as it is planned for v2.4.0 to change from HTTP Basic auth to a form and session based login, with Basic auth only being a compatibility option.
Logging out on Firefox is not possible using the logout link as Firefox does not clear credentials on a
401 Unauthorized
response.A user can do this manually by going to Clear Recent History and then selecting Active Logins, though this will clear sessions for most other websites as well.
According to various online resources it should be possible to clear the credentials by making an AJAX request in the background with invalid credentials.