In the current version of Commissioner, variable woff2 font is missing the slnt axis and is locked to fully slanted appearance. Changing font-style: oblique XXdeg only makes it more slanted. This issue is absent if variable ttf is converted to woff2.
From fontdrop.info:
woff2:
ttf converted to woff2:

In the current version of Commissioner, variable woff2 font is missing the
slntaxis and is locked to fully slanted appearance. Changingfont-style: oblique XXdegonly makes it more slanted. This issue is absent if variable ttf is converted to woff2.From fontdrop.info:
woff2:
ttf converted to woff2: