SQL injection is a code injection technique, used to attack data driven applications, in which malicious SQL statements are inserted into an entry field for execution.
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Security concern for SQL Injections/XSS
This question is everywhere, and I looked at many answers. A lot suggest using mysql_real_escape_string but that isn't an option, since it's depreciated now.
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2
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2answers
41 views
PHP Dynamic QueryBuilder function - Security
This function is a working function, which builds a number of queries depending on the values of $_POST.
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1answer
56 views
Possibility of SQL Injection
I am requesting a review of a portion of a 600 lines of code. This portion of the code process a filter that is farther down the page. It takes in the parameters and formats them into a query. Now I ...
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1answer
54 views
I my code is vulnerable to sql injection Its hardly coded? [closed]
Is my code is vulnerable to sql Injection.It is hardly coded
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1answer
43 views
Product inventory database
I just finished writing a program which working with a database. Throughout the process when working with people to get past some of the hurdles I faced I was ridiculed for my SQL statements. I have ...
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1answer
54 views
Stored procedure to query custom data tables as dynamic SQL
There's a lot going on here, but the background for why this is necessary is that there is a set schema, or 'core' set of tables that are prefixed with 'bu', and any core table can have a custom table ...
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3answers
952 views
Inserting OAuth data into a database
I am totally new to PHP. I just wrote a PHP script for google oauth to pull the data and insert into my database. I don't know if my code is vulnerable to SQL injection. Should I have used prepared ...
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1answer
69 views
Improving PHP Security of Login
One of my github issues is below. I am having some problems with my security, is there anything that I should or need to improve. Here is an example of code that I use, but throughout the script there ...
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2answers
72 views
Validating users with MySQL
One of my friends told me that my validate.php file has some problems with SQL injections. Please feel free to commit it on GitHub.
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2
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2answers
81 views
4
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2answers
65 views
Increase view counter with each page view
My question is similar to before, but now the code has changed completely. I would like to understand if this code is vulnerable to mysql injection.
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0answers
37 views
Incrementing a view counter [duplicate]
This is a script for count page hits.
Can you please tell me if it's danger to mysql injection?
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0
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0answers
64 views
Inserting a first name into a name table [closed]
I'm trying to create a secure website. Can someone let me know if this is susceptible to SQL injection? If it is, could you provide me with an exmaple of a statement that would work for injection? ...
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2answers
59 views
Authentication check in index.php file
I am aware that this code is vulnerable for SQL injections, but I don't know how to avoid it.
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6
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1answer
144 views
mysql_safe_query()
I have been thinking of a sql-injection free implementation in dynamic languages. Here's what I came with. All the code was written just for fun and learning purposes.
I would like to share it and ...
4
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1answer
169 views
Validating user supplied input
I was assigned a task to fix the SQL injection flaw reported by a code analysis tool. I am not the original author of the code. I am fairly knowledgeable with SQL.
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2
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1answer
220 views
Secure login system
The assignment is to create a login system secured for SQL injections and XSS.
It's in PHP and I'm using PDO with prepared statements obviously. Which from my point of view should protect against the ...
2
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3answers
1k views
A very secure procedural MySQLI login script against injections
I know there are other ways to create a login script like Object Oriented, Prepared Statements and PDO, but how about those old MySQL PHP users like me trying to change from old style to the new ways? ...
5
votes
1answer
261 views
For a login portal, what security measures are needed to prevent unauthorized access?
I'm designing a login portal that has one angularjs page that displays/processes data queried from a database. I'm relying on a few php pages (a loginpage.php [verifies credentials/loads session ...
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1answer
49 views
How do i add prepared statements to this php code?
I'm really a newbie with code, and I wish to prepare all my statements to avoid SQL injection. I have searched a lot on the internet, but this wrapper/API doesn't look anything like the examples ...
7
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2answers
814 views
Preventing SQL injection by converting all characters to their ASCII values
In order to prevent SQL injection, I'm converting every character of a string to be inserted in the database into its ASCII value before performing the query. In order to read the value of the string ...
6
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2answers
5k views
PHP registration/login form
I'm fairly new to MySQLi and PHP, but I've been working at it for a bit now, and reading up on how to make secure login forms, avoid SQL injection etc. I'm a mere amateur though.
I've created an ...
2
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1answer
232 views
Securing a form with image uploads
I am using PDO prepared statements to store user entered input and store that input to the database. The code will store a text input and 5 uploaded images.
Will this code protect from data SQL ...
5
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2answers
1k views
Possible SQL injection vulnerability searching for a product by ID?
I want to be sure that this isn't vulnerable to SQL injection. If yes, then how can it be improved?
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2answers
116 views
Inserting e-mail subscribers into MySQL
I'm new to Python and I am learning database connections from here.
This is the code I am using to insert e-mail subscribers into a table:
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3
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1answer
116 views
Calling a MySQL procedure with an arbitrary parameter on a GoDaddy website
I'm deploying a PHP project, and I always try to use prepared statements, but unfortunately, GoDaddy does not have the mod mysqlnd which I use it for the function ...
5
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1answer
116 views
Is this query really vulnerable?
Is the following query is vulnerable in terms of $itemstatus? I want to be sure about it. $yesorno is a user input which is ...
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2answers
1k views
Converting multiple query to use parameters to avoid SQL injection
I have some dropdownlist in my aspx page and I am using the choices from them in my SQL query:
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2answers
192 views
XSS vulnerability on website
I'm using these functions to filter all my input variables. I was quite confident it would protect my website from possible XSS and SQL injections, but there are still vulnerabilities.
Please suggest ...
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2answers
120 views
Does this code avoid SQL injection? [closed]
I have the following PHP code but I'm unsure, based on the many things I've read, whether or not this is actually safe from an SQL injection attack.
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6
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1answer
97 views
Secure way to store passwords
Here I'm trying to develop a simple framework for my own purpose. I'm using PHP and PDO. But, I'm still worried about my password security codes. Below I have posted my codes. it stored like these in ...
8
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4answers
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Inserting 1 line into my SQL database
This is for adding code into my table really easily, however it will be called 2000+ times per second, so I need to know if this is the most efficient code to add a row to the database.
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5
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3answers
446 views
Regex to validate font names
/((([\w -]+)|("[\w -]+"))( *, *)?)+/
http://refiddle.com/18ql
I'm trying to use a PHP regex to sanitize a user input for a list of fonts. The above one seems to ...
10
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2answers
664 views
SQL injection safety check
I was wondering if my code is safe for sql injection.
This code just checks if the username exists in my db or not.
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7
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2answers
2k views
User registration and login
I am doubtful about the security of my PHP code. I am new to programming, but want to learn how to secure things, protect my databases from SQL injection, and other best practices. I'd like to know if ...
3
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2answers
851 views
POST security with PDO?
So I have some code that works as PDO. But is it secure? I'm trying to prevent SQL injection. This is my first PDO script and was hoping to see if it was done correctly. Here it is.
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4
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2answers
167 views
Injections and query
I made a class that connects to my DB and inserts some values. Is it secure or how can I protect this further from injections? The object declaration will come from variables with POST from a form, ...
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2answers
137 views
SQL Injection when not using variables
Do I still need to protect my code against SQL injection when I'm not using variables in SQL queries?
Is this code still vulnerable?:
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1answer
137 views
Displaying subcategories of subcategories
I wanted to know if this code is safe against SQL injection or not?
Also do I need to mysqli_close if I already did the ...
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2answers
76 views
Where to protect DB data against XSS injections?
To protect my web site against XSS injection, I am using OWASP Encoding Project.
Is it a good idea to protect all data retrieved in my DB to avoid XSS by going throuh all the data just returned by ...
6
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2answers
173 views
How is my injection protection?
What do I need to do to prevent injections? In addition, if I have any statement/parameter errors, please tell me.
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1answer
267 views
How safe is my MySQL query?
I am using PDO for the first time in my project. In my previous project someone suggested me to use PDO as my queries were wide open to inject. I am pasting a sample code of my project. Can you ...
10
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4answers
787 views
Listing products from a database
I've this function to list products from database by category. I'm using prepared statements, but wouldn't this make it pretty pointless to use them?
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15
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4answers
6k views
Creating ADODB Parameters on the fly
I have put together a small wrapper class to simplify creating parameterized ADODB queries with VB6/VBA. At this point I'm keeping things simple, so it's only supporting input parameters and from what ...
5
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1answer
938 views
Making VBA generated dynamic SQL statements safe against injection
I need to use SQL extensively in VBA macros that I write. Since the DB is from our enterprise application, I use vendor's library for this.
I generate dynamic queries, sometimes with many ...
4
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1answer
1k views
Using POST data to call a function from a specified class
I've inherited a class in a project which is purposed to execute a function that exists in POST data from a specified class. I've tried to clean this up as much as possible as well as secure it ...
3
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4answers
218 views
SQL-injection mitigation script
I'll gladly appreciate it if you could review my code below and let me know if they are sufficiently secure.
My main website and these scripts will use same database, so I need to make sure they are ...
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2answers
223 views
Search for a transaction
Could you have a quick look over my code to see if it's safe from SQL injection etc.. and suggest any amendments?
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3
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2answers
348 views
Confirming safety of SQL injection
I believe with everyone's help on Stack Overflow, I got my code safe guarded from SQL injection. I'm trying to confirm that is correct, just in case I misinterpreted the help and advice I received.
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3
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1answer
2k views
Codeigniter active record
I understand that I should use prepared statements to prevent SQL injection. Unfortunately, having read the PHP docs on the matter I am none the wiser. Here is one of my simple active record SQL ...
