System Information
Operating system: ubuntu 18.04
Graphics card: GTX 1070 driver: 390.116

Blender Version
Broken: March 13, 01:20:20 - bf9904ec8018

Short description of error
Cubemap doesn't bake from current frame of animation, it use first keyframe of animation, even if object in different position:

Example. On 1 keyframe plane has red side up. On second keyframe white side is up. When you press bake cubemap on second keyframe, it bake object plane from first keyframe, like red side is up:

Exact steps for others to reproduce the error

1. Open file

2. Go to frame 20 (if not so) and press bake cubemap. You will see the result from picture before.