The chromium-based Opera browser is correctly detected, but the reported version is 5.0 from the Mozilla/5.0 product, instead of the actual version from OPR/28.0.1750.48. The actual user-agent string is:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.89 Safari/537.36 OPR/28.0.1750.48
The chromium-based Opera browser is correctly detected, but the reported version is
5.0
from theMozilla/5.0
product, instead of the actual version fromOPR/28.0.1750.48
. The actual user-agent string is: