Cannot see variables in tasklist with READ Task Authorization

Given:

• User has Read Permission on Task
• User does not have Read Instance Permission on Task's Process Instance
• Filter defines variables

Observed Behavior:

• User cannot see Variables in tasklist (in the list of tasks)

Expected Behavior:

• User can see Variables in tasklist (in the list of tasks)

Hint:

• Need to run variable instance query for Hal Requests without authorization