In /usr/bin/mstprivhost line 2:
EXEC_PATH=`readlink -f $0`
          ^--------------^ SC2006: Use $(...) notation instead of legacy backticked `...`.
                       ^-- SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
EXEC_PATH=$(readlink -f "$0")


In /usr/bin/mstprivhost line 3:
EXEC_NAME=`basename $EXEC_PATH`
          ^-------------------^ SC2006: Use $(...) notation instead of legacy backticked `...`.
                    ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
EXEC_NAME=$(basename "$EXEC_PATH")


In /usr/bin/mstprivhost line 4:
EXEC_DIR=`dirname $EXEC_PATH`
^------^ SC2034: EXEC_DIR appears unused. Verify use (or export if used externally).
         ^------------------^ SC2006: Use $(...) notation instead of legacy backticked `...`.
                  ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
EXEC_DIR=$(dirname "$EXEC_PATH")


In /usr/bin/mstprivhost line 24:
PYTHON_EXEC=`find /usr/bin /bin/ /usr/local/bin -iname 'python*' 2>&1 | grep -e='*python[0-9,.]*' | sort -d | head -n 1`
            ^-- SC2006: Use $(...) notation instead of legacy backticked `...`.

Did you mean: 
PYTHON_EXEC=$(find /usr/bin /bin/ /usr/local/bin -iname 'python*' 2>&1 | grep -e='*python[0-9,.]*' | sort -d | head -n 1)


In /usr/bin/mstprivhost line 35:
exec $PYTHON_EXEC $MSTFLINT_PYTHON_TOOLS/$EXEC_NAME/${EXEC_NAME}.py "$@"
     ^----------^ SC2086: Double quote to prevent globbing and word splitting.
                                         ^--------^ SC2086: Double quote to prevent globbing and word splitting.
                                                    ^----------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
exec "$PYTHON_EXEC" $MSTFLINT_PYTHON_TOOLS/"$EXEC_NAME"/"${EXEC_NAME}".py "$@"

For more information:
  https://www.shellcheck.net/wiki/SC2034 -- EXEC_DIR appears unused. Verify u...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...
  https://www.shellcheck.net/wiki/SC2006 -- Use $(...) notation instead of le...