Strengthening themes, plugins and core installation to prevent intrusion.

learn more… | top users | synonyms

2
votes
1answer
91 views

Whats the safest way to output custom JavaScript and Css code entered by the admin in the Theme Settings?

I'm creating a theme in which I've created options for the admin to enter custom Javascript and Css code in the "Theme Settings" page (created using Options API). Now I'm just not sure how to output ...
2
votes
1answer
32 views

Strange Search Queries in Apache Status

I am running a wordpress website with high traffic, my server load gets very high and while checking apache status i found flood of wordpress searches like this /?s=\"khabarnaak\"&id=39790 ...
2
votes
1answer
289 views

Enforcing password complexity

We need to enforce password complexity in a wordpress site, we used this article: http://www.webtipblog.com/force-password-complexity-requirements-wordpress/ We created the following in ...
2
votes
1answer
3k views

Why Better WP security plugin returns 418 I'm a Teapot “error”?

I am working on the Wordpress website and all of a sudden after deploying it on the server, I started seeing a problem where some of the pages on my website return 418 I'm a Teapot as Response status ...
2
votes
2answers
490 views

wordfence scan warning on W3 Total Cache [closed]

I use Wordfence plugin which scans server side plugins with original plugin files to see if anything was modified by hacker/cracker. Today I got a warning and it shows these modifications on ...
2
votes
1answer
55 views

What is the most secure way to set up the MySQL user in WPMU?

I am setting up Subdomain based MU on my domain.Everything is hosted by me running on one CentOS/Webmin VPS. Will I be better off setting the MySQL user's domain as localhost, 127.0.0.1 or with a ...
2
votes
1answer
442 views

Stop wordpress automatically escaping $_POST data

I have a custom front end form which creates a custom post type post and have just discovered WordPress automatically escapes $_POST data in the same way that Magic Quotes does. I have Magic Quotes ...
2
votes
1answer
145 views

Restricting access to content

I'm developing a functionality to let only customers and doctors have access to exam results. But i'm not so sure about the strenght of my code in securing view only to those authorised. I've gotten ...
2
votes
1answer
134 views

Changing Table Prefixes - once done, am I good to go going forward?

In the book Beginning WordPress 3 the author advises that changing the default WP table prefixes can provide some slight security advantage (protects from SQL injection scripts). I found several ...
2
votes
1answer
391 views

How to block a category from one user and enable the category for the rest of the users

I have a site in which all categories are open to anyone, except for 2 categories that are password protected: Students, and Teachers. They are open only to specific users types, as follows: The ...
2
votes
3answers
8k views

How to change “wp-admin” to something else without search-replacing the core?

for example: foobar.com/wp/edit instead of foobar.com/wp/wp-admin How would I do that? I've tried using this in htaccess but it won't work: ##### ABOVE THIS POINT IS ALREADY INSERTED BY WORD PRESS ...
2
votes
1answer
218 views

Is it possible to post with Word 2007 via XML-RPC and limit categories by user?

I'm working on a project for a school district I work at where we want to use Word Press to have employees from all of the buildings post announcements and press releases via Word 2007. We will then ...
2
votes
0answers
30 views

How to implement secure frontend image upload? [closed]

I would like to implement an public image upload in my Wordpress Theme with ajax. What's the secure way to do this? I have read many about security problems when allow users to upload files to the ...
2
votes
0answers
60 views

Does Wordpress contain “default” anti-SQL injection code that responds with a 404 error?

I've been through the “seven layers of the candy cane forest” on this one… :) Our plugin receives data via a POST request. On a particular site that has our plugin installed, we observed odd ...
2
votes
1answer
63 views

Is it safe to enqueue a font style without putting http or https?

I have seen a few WordPress sites and tutorials enqueuing fonts like this. Does this work with http and https sites? Is it safe to do this? I see these exact URL's in the source code when testing ...
2
votes
0answers
180 views

How to set up fail2ban with WordFence?

I found a blog post that talks about setting up Wordfence and fail2ban but it's quite useless as there is no mention of any technical activity. Only that it took the author a total of 5 hours. I ...
2
votes
0answers
439 views

How to escape custom css?

I'm creating a WordPress theme in which I've allowed users to add some custom css from the Theme Options. This css code then directly gets echoed out in the head section of the page, with the ...
2
votes
0answers
25 views

hSite has no css on mobile [closed]

Our WP site got hacked and we've been working with our hosting to clean all malware etc. However, now the site appears on desktop fine, but on mobile it looks as though all the css is stripped. ...
2
votes
0answers
554 views

WordPress it's cleaning a custom query_var to avoid sql injections?

I am using get_query_var function to get a custom query_var. This query_var will be used later in to query arguments to retrieve posts with: $the_query = new WP_Query( $args ); . My question is, ...
2
votes
0answers
860 views

How to get WordPress to save upload file beyond web root

I am using nginx on a multisite install. I am trying to get WordPress to save uploads to a folder beyond the webroot : /home/mydomain/file_secure as opposed to ...
2
votes
1answer
305 views

How does Cross Site Scripting (XSS) work exactly? [closed]

On WordCamp Europe I attended the talk by Brad Williams on Writing Secure WordPress Code and I would like to make sure that I implement these tips in my own code. In his presentation he gives the ...
2
votes
0answers
384 views

comment_post_ID 0 (cannot remove from dashboard)

Ran across something a bit odd that I haven't seen before. A client has a pretty active blog and uses Akismet (paid) to protect against spam. At least once a day, they're reporting a spam comment that ...
2
votes
2answers
81 views

How to limit WordPress pages during updates?

I will be doing upgrades to the design and content of my Wordpress site. During this time I only want the homepage to be available. Is there a good way to lock this down (through a plug-in, etc.). ...
2
votes
1answer
203 views

Which of WordPress's .php files need to be directly accessible via HTTP?

I'm trying to tighten up security on my WordPress installation, and one of the things that seems like it might be a good idea is preventing all of the internal-use .php files from being accessed ...
2
votes
2answers
1k views

Has anyone experience w/ WordPress (MultiSite) hidden users (possibly hacked)?

I have 2 WordPress MultiSite installs (on different accounts, but under the same HostGator reseller a/c) and both seem to have been compromised. I say "compromised" because the user_logins have been ...
1
vote
4answers
6k views

How to remove “Connection Information” requirement on localhost install of WP on MACOSX

I've just installed XAMPP on Mac OSX and when trying to install a theme or plugin in WP admin, I'm getting this screen. I've never gotten this on my shared hosting account. how to get rid of it on ...
1
vote
2answers
247 views

Is it good security advice to install wordpress in subdirectory but link to root?

Is it good to install wordpress in a subdirectory (with a random name), but set "Homepage" address to domain root? (based on Giving WordPress Its Own Directory) Since the wp-content is in the ...
1
vote
1answer
2k views

What is the best method to close off the backend?

The goal: Completely remove the ability to access the WordPress backend on the production domain. Ex. return a 404 for http://example.com/wp-admin Purpose: I don't want any possibility of WordPress' ...
1
vote
4answers
2k views

No option “I would like my site to be private, visible only to users I choose” in Privacy Settings

I am running WordPress 3.3.2 self-hosted. I used to see the option "I would like my site to be private, visible only to users I choose" under Privacy Settings but I no longer see this option. Instead, ...
1
vote
3answers
2k views

Why do I need to check if wp_nonce_field() exists before using it

i dont really understand why the check if the nonce function exists before running it ... if ( function_exists('wp_nonce_field') ) wp_nonce_field('gmp_nonce_check'); i understand its for ...
1
vote
3answers
324 views

Best way to eliminate xmlrpc.php?

What is a best way to eliminate xmlrpc.php file from WordPress when you don't need it?
1
vote
2answers
872 views

wp_nonce_field displaying twice

I have wp_nonce_field in my code but it's creating two instances to the html code for some reason, one where I'd expect it and another at the start of the entry. Is this correct or am I doing ...
1
vote
1answer
93 views

Why was my blog post inserted lot's of ad links by others?

I found that my blog posts are inserted lot's of ad links, I'm using WordPress 2.9.2, is there a known security vulnerability in it? A screenshot : I post some codes on my blog, the ad links are ...
1
vote
2answers
128 views

Weird problems after recovery from security breach

The shared server that I used for hosting my WordPress website was hacked recently, and many of the index.php files, plugin files and uploads were deleted, with my MySQL databases untouched. But after ...
1
vote
2answers
127 views

How to check plugins for malicious code?

Our new hosting company ran a security check on our installation and I was very surprised to hear that a premium plugin we had purchased (Easy Media Gallery Pro) contained malicious code. (It may ...
1
vote
2answers
76 views

Disabling outbound connectivity on web servers [closed]

Is it a good idea to harden your web server by disabling outbound connectivity on them? I am using RHEL 7 for a WordPress Multisite installation. After disabling outbound connectivity, the dashboard ...
1
vote
1answer
108 views

Hack-Proof OR Security in Wordpress — is it real?

For many years I've been using WordPress as a platform for websites, it is convenient to me as a developer and for customers. But recent months, several sites of my clients were hacked and I'm ...
1
vote
2answers
176 views

Moving wordpress out of the public directory

Is there a way to move wordpress out of the public html directory? The PHP files responsible for generating html output should be hosted but the php files responsible for database connections and ...
1
vote
1answer
70 views

Security checking in meta_box save is reluctant?

For example, in this tutorial, the code suggested when saving meta box data is /* Verify the nonce before proceeding. */ if ( !isset( $_POST['smashing_post_class_nonce'] ) || !wp_verify_nonce( ...
1
vote
1answer
679 views

Moving wp-config.php up 2 levels

Is it possible to change a setting so that wp-config.php could be moved up two directory levels (instead of the default 1 level)? This would allow the core WP files to be moved from public_html to a ...
1
vote
1answer
5k views

Websites defaced by uploading script using theme editor

We've had several Wordpress sites defaced, all of them having the same pattern (at least the raw access log says so). From the logs it appears they directly login to Wordpress then go to theme editor ...
1
vote
2answers
3k views

<?php echo $title ?> vs <?php echo esc_html( $title ); ?> Wordpress Security

Reading this great article Data Validation and Sanitization in Wordpress I've noticed that in my blog, in header.php, I used <?php echo $title ?> in a pair of codes. According to the above ...
1
vote
2answers
385 views

esc_html__ security : what for in this example?

how does esc_html__ (the 2nd one) protect the $message variable from being hacked ? what's the point to use this protection here (the second one with a plain text)? <?php function unknown(){ ...
1
vote
1answer
472 views

The 'https_local_ssl_verify' filter

I have run into some WordPress code which does POST requests to API sites and in the POST parameters for the SSL property it has $params = array( 'body' => $_POST, 'sslverify' => ...
1
vote
1answer
1k views

Securing wp-config leads to sensitive information leak on wp-settings

I read the following tutorial, which mentions moving your config file out of an HTTP-accessible folder. http://codex.wordpress.org/Hardening_WordPress#Securing_wp-config.php I did this, and it works ...
1
vote
1answer
523 views

How Could I sanitize the receive data from this code

<form id="tellastory" method="post" action=""> <label for="fullname">Full Name </label> <input id="fullname" name="fullname" type="text" maxlength="255" value=""/> ...
1
vote
1answer
62 views

Should I Worry About SQL Injection When Using wp_insert_post?

I have created a form to insert posts via front-end to users. I use wp_insert_post function. Should I worry about SQL injection or Does wp_insert_post function handle it?
1
vote
2answers
83 views

Limit access to wp_admin

I'm attempting to limit access to wp_admin by IP address but I still have a few that are getting through. I have an htaccess file in my wp_admin folder with the following: # Block access to wp-admin. ...
1
vote
2answers
37 views

Assuming a theme is properly secured, how save is the WordPress admin?

Regarding point 3 in this (awesome) article on mikejolley.com. It states: Never trust user input, even that provided by admin users, because: You have no way of knowing the user is whom ...
1
vote
1answer
217 views

wp_insert_comment and security

I am using wp_insert_comment to offer an in-house better ajax conditional comments interface. i got it all working great. my only question is. What security measures should i take to make sure i ...