Strengthening themes, plugins and core installation to prevent intrusion.

learn more… | top users | synonyms

3
votes
2answers
5k views

Password protect some uploaded files, so only logged-in users can view them

I would like to protect some uploaded files, so that they are not publicly accessible (they are not accessible without a login). I'm uploading some PDF files, and I'd like to mark some of them as ...
3
votes
1answer
153 views

Why allow overriding crucial pluggable functions wp_verify_nonce and wp_create_nonce?

Among the functions in /wp-includes/pluggable.php are the functions wp_verify_nonce and wp_create_nonce. Both functions are very important in the protection against CSRF-attacks. However, it is easy ...
3
votes
1answer
320 views

Allow Profile HTML for select users

I know there are a ton of post out there about how to allow html in profiles. Most of these warn about the security risk of doing so. My thinking is there has to be a way to only allow users to use ...
3
votes
1answer
2k views

Masking logout URL

The primary goal is to hide that the site is driven by wordpress. I've got the login part all locked up, but the logout URL still has those blasted wp delineators that give away it's a wordpress site. ...
3
votes
3answers
1k views

Options for restricting access to wp-admin

So i've installed a plug-in which allows me to enable two-factor authentication for my users. The problem is that to enable the plug-in i have to log in as that user and enable it via their profile ...
3
votes
2answers
40 views

Escaping built-in WP function return strings

Should one filter the output of builtin WP functions such as get_permalink() and well-known WP plugins such as ACF (Advanced Custom Fields) such as get_field()? For instance get_permalink() calls ...
3
votes
1answer
390 views

Do Cookies Need to be Sanatized Before Being Saved?

I recently wrote a plugin and now I'm backtracking a bit to sanitize any and all user input. I know that I should sanitize anything that comes from $_GET or $_POST as a user can insert malicious ...
3
votes
2answers
2k views

How do I create a WP user outside of Wordpress and auto login?

I've built a directory of members on a non-WP site (using php and mysql). Each member can log in and update their details using a username and password. I want to be able to get this to automatically ...
3
votes
4answers
1k views

ensure user can only be logged in on one computer at a time?

how can i make sure a user can only be logged in on one computer at a time? I want to make a wordpress site that could potentially have paid accounts for content in the future. Is there anything built ...
3
votes
2answers
804 views

Can I force a password change?

When I create a new user, I would like to force that user to change their password on first log in, can this be done?
3
votes
1answer
347 views

Security error WP 4.0 + WP phpBB Bridge [closed]

so today I updated to 4.0 (glad I had backup). Everything was working fine until I tried to publish a post. There I got Are you sure you want to do this. Also had Cheatin' Uh under ...
3
votes
3answers
238 views

How to Block Access to Standard Login Flow and Comment Flow

I've set up custom flows on my Wordpress blog for login, signup, and commenting. I would like to password protect the standard login flow so only I can use it, and block access entirely to the ...
3
votes
1answer
289 views

WordPress Capabilities: edit_user vs edit_users

The official documentation only mentions edit_users, but in the source I found many places are using edit_user, what is the difference? Are there any conventions for singular and plural capabilities? ...
3
votes
1answer
3k views

How to make media upload private? [duplicate]

Possible Duplicate: How to Protect Uploads, if User is not Logged In? I know how to mark a Page or Post as visible only to members, using the Member Access plugin. This way, the public ...
3
votes
3answers
74 views

Strategies for coping with hyperagressive spambots?

A couple of my sites are getting slammed by a hyperagressive distributed spambot. It's just pure link spam. It all comes from one user name, but from a variety of IPs. Akismet is catching the spam, ...
3
votes
1answer
403 views

Disallow file edit not preventing plugin install

I have a little demo site (admin details are listed publicly), and I've configured the wp-config.php to disallow file edits, so in theory no one can install a theme / plugin. define( ...
2
votes
3answers
501 views

How brute-forcer knows that the password is cracked for target username?

There are very many brute-force attacks (mostly for 'admin' username) on WordPress sites. All these attacks are made automatically via post requests. The question 1: how brute-forcer knows that the ...
2
votes
3answers
115 views

Why users disable the WordPress update?

Users install plugins which disable update reminders. Plugins: disable WordPress Core Updates disable WordPress Plugin Updates disable WordPress Theme Updates Look at the counter of plugins ...
2
votes
4answers
129 views

How to properly secure my Wordpress installation?

I'm currently on my own server (fredericpilon.com) with my own website. Wordpress being kind of a big shot of CMS, it may be targeted by hacks. Any tips and tricks on how to properly secure my ...
2
votes
2answers
103 views

Is security a problem in Wordpress?

I am going to start a big corporate website for his car shop which is supposed be more secured. Is Wordpress okay to start a secured and reliable website? As far as i heard, Wordpress hackers ...
2
votes
4answers
251 views

Will WordPress username displayed somewhere in the site?

I am considering enforcing all my users to use email as their login name. But I am afraid that the username is being used somewhere that is publicly accessible, e.g. author pages, such as that it will ...
2
votes
2answers
96 views

Can someone (Support of my themeprovider) get access to my server If I send them my admin login?

I have bought a WP theme from a huge provider (themeforest). But it has a lot of bugs. The support asked me to send my WP Admin Login/Password. What risk does this have? I know the supportstaff will ...
2
votes
2answers
36 views

Is the “lost password” feature truly a vulnerability?

Disabling Password Resets I've come across numerous security hardening articles relating to various measures for disabling password resets (i.e. lost password retrieval). ...
2
votes
5answers
3k views

Upgrading Wordpress 4.0 asks for FTP password

I was able to upgrade Wordpress 4.0 on my local machine, and I also just updated some plugins on the production machine, but when I try to update Wordpress 4.0 on the production machine, it is asking ...
2
votes
1answer
112 views

How is password strength calculated?

A password, that contains: at least one capital letter, at least one small letter, at least one number and at least one non-alphanumeric character, is considered moderate to strong (sometimes even ...
2
votes
3answers
2k views

How to properly validate data from $_GET or $_REQUEST using WordPress functions?

I am working on a plugin that requires on-the-fly manipulation of content output. This is solely dependent on the current $_GET variable or $_REQUEST variable. Depending on what the variable is set ...
2
votes
1answer
246 views

Wordpress Malware Problem help! [duplicate]

Possible Duplicate: Wordpress Trojan issue help! I accessed the wordpress website I am building and received a warning about a trojan from my anti virus software. I have now checked the ...
2
votes
1answer
1k views

What is the relationship between cURL, WordPress and cacert.pem?

I've run into a problem concerning wp_remote_get() and the underlying cURL call. On some WordPress installations I see the following SSL error: httprequest_failed: SSL certificate problem, verify ...
2
votes
1answer
37 views

Is revealing just the AUTH_KEY a security issue?

I am troubleshooting a Wordpress plugin issue. It is a plugin that generates a zip file of existing files on the server and returns a link to download the file. The plugin ...
2
votes
1answer
410 views

Confusion on WP Nonce usage in my Plugin

I created a small plugin where users can set multiple featured image by clicking Add New link from the meta box and remove them as well. The user can use Set featured image link to select featured ...
2
votes
2answers
112 views

Best Way to Enable Two Step Authentication

I'm looking for a bit of guidance on setting up a two step authentication system in WordPress. I've looked at a few of the main plugins and they seem to fall in to two camps: Add an extra field to ...
2
votes
2answers
755 views

Subscribe to email for security fixes?

Is there any email alert list for security fixes? I'd rather not rely on just an RSS feed.
2
votes
1answer
29 views

Do you need to escape hard coded plain text?

I started playing with the Underscores starter theme and noticed it uses esc_html_e() even on plain text: <a class="skip-link" href="#content"><?php esc_html_e( 'Skip to content', '_s' ); ...
2
votes
1answer
190 views

Security around save_post hook

There are a lot of examples using the save_post hook, that include adding and verifying a nonce, and checking the user has appropriate permissions before you continue. Is this necessary? When ...
2
votes
1answer
437 views

WordPress salts set in config and database

I have come across the following code in a new clients existing website in wp-config.php define('AUTH_KEY', 'put your unique phrase here'); define('SECURE_AUTH_KEY', 'put your unique phrase ...
2
votes
1answer
543 views

Is $wpdb->prepare escaping to much? How to use it properly?

Im pretty much confused by $wpdb->prepare. I want to use it to sanitize user input but it turned out that it destroys the query. I cannot imagine that this is how it's intended to work but I can't ...
2
votes
1answer
586 views

Securing my WordPress Files and Directories

I am new to WordPress and securely hosting it on Amazon EC2. My question is, how do I secure my WordPress files and directories properly? My file permissions are set to 644 and my directories are ...
2
votes
1answer
198 views

Protecting against malicious code in Wordpress plugin updates

One of the most popular Wordpress plugins listed on the Wordpress plugins database got malicious code injected into it recently (April 2013): ...
2
votes
2answers
1k views

Renaming wp-content folder dynamically

Is it possible to rename the wp-content folder dynamically? I am building a custom framework to use on themes and it would be nice to set it up where it does everything on its own. I am using this ...
2
votes
2answers
1k views

how can i embed wordpress backend in iframe

I have 2 websites http://www.aaa.com and http://www.bbb.com and need it show the same. now i put iframe in index.html and upload to aaa.com. it's ok for frontend but it's doesn't work for backend, ...
2
votes
1answer
444 views

Extend the list of MIME-types supported by the builtin uploader in 3.3

Goal I want to be able to extend the list of mime-types supported by the builtin uploader in wp 3.3.1 For example when I try to upload an .apk file to our class blog, I get a Sorry, this file type ...
2
votes
1answer
130 views

Where should my plugin POST to?

I'm creating a simple plugin to set a page as a homepage from the list pages (to appear next to edit, preview, trash actions etc), I was just wondering what that the most appropriate/secure place to ...
2
votes
1answer
100 views

How do I bypass Wordpress 404 handling?

How do I skip Wordpress altogether if there's a 404? I've tried adding an ErrorDocument to the .htaccess with no joy. The reason I'm asking is that we use a lot of custom fields and as such our site ...
2
votes
2answers
87 views

Which ways can be used to log in to Wordpress?

FYI: This has been also posted here since I'm fairly new to this website and didn't know that the Wordpress part existed. Sorry for the repost. I'm currently trying to tighten the security for a ...
2
votes
1answer
76 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
240 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
459 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 ...