	protected List<EfficiencyStatement> findEfficiencyStatements(IdentityRef identity) {
		List<EfficiencyStatement> efficiencyStatements = new ArrayList<>();
		StringBuilder sb = new StringBuilder();
		sb.append("select statement from effstatement as statement")
		  .append(" where statement.identity.key=:identityKey");

		List<UserEfficiencyStatementImpl> statements = dbInstance.getCurrentEntityManager()
				.createQuery(sb.toString(), UserEfficiencyStatementImpl.class)
				.setParameter("identityKey", identity.getKey())
				.getResultList();
		for(UserEfficiencyStatementImpl statement:statements) {
			if(StringHelper.containsNonWhitespace(statement.getStatementXml())) {
				EfficiencyStatement s = (EfficiencyStatement)xstream.fromXML(statement.getStatementXml());
				efficiencyStatements.add(s);
			}
		}
		return efficiencyStatements;
	}
The software does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system.