Sprint in openSprints() throws error because no Browse Project permission

No issues are assigned to a sprint with id 120
No issues are assigned to a sprint with id 132
No issues are assigned to a sprint with id 2

An error will be thrown as above if user is trying to search using openSprints() query even if the user has specified the particular project that he/she has permission to browse.

Steps to reproduce

1. Create a project A
2. Create Scrum 1 for Project A
3. Create two users where has the following
   • User 1 has permission to Project A
   • User 2 has no permission to Project A
4. Create issues in Scrum 1 and include them in Sprint 1
5. Login as User 1 and search for Sprint in openSprints() in Issue Navigator and you will be able to see the issues
6. Login as User 2 and search for Sprint in openSprints() in Issue Navigator and you will be able to see the following error

   No issues are assigned to a sprint with id 1

Expected behaviour

The error should not be there and should just show that there is no issues found on the query.

Extra info

The bug is only in GreenHopper 6.1.3.1. Tested in GreenHopper 6.0.8 and 6.1.2, the error does not persist.