fish in troubled waters

US /fɪʃ ɪn ˈtrʌb.əld ˈwɔː.tərz/
UK /fɪʃ ɪn ˈtrʌb.əld ˈwɔː.tərz/
"fish in troubled waters" picture
1.

to try to gain an advantage from a difficult or confused situation

:
The politician was accused of trying to fish in troubled waters by exploiting the recent scandal.
During the company's financial crisis, some employees tried to fish in troubled waters by spreading rumors.