#vulnerable code 
                                public boolean isLocalHasSeed(List<Account> accountList) {
        for (Account account : accountList) {
            for (PocMeetingMember seed : this.getDefaultSeedList()) {
                if (seed.getAgentAddress().equals(account.getAddress().getBase58())) {
                    return true;
                }
            }
        }
        return false;
    } 
                            #location 3 
                            #vulnerability type THREAD_SAFETY_VIOLATION
#fixed code
                                public boolean isLocalHasSeed(List<Account> accountList) {
        for (Account account : accountList) {
            for (String seedAddress : csManager.getSeedNodeList()) {
                if (seedAddress.equals(account.getAddress().getBase58())) {
                    return true;
                }
            }
        }
        return false;
    }