Strengthening themes, plugins and core installation to prevent intrusion.

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20 views

Using esc_url with a hard coded url

I've added following URL in my theme, but I have been informed that I must use esc_url(). I could not figure out, how can I use that function with following code? <a ...
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1answer
12 views

Handling email piping attachments and detecting unsupported file types

I have a plugin that I am working on which uses Email Piping. When an email is processed I want all the attachments from the email to be added to the WordPress Media Library. Currently I am using ...
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1answer
46 views

How to delete Passwrd Protected posts cookies when a user logged out from the site

I wanted to delete all the cookies set for password protected posts when user logged out from the site after going through those Password protected posts. Is there any function to do this?
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1answer
178 views

Moving away from MD5: Where to declare the custom global $wp_hasher?

I want to move away from using MD5 for hashing passwords in the database. The plan is to declare a custom global $wp_hasher as hinted at in the docs for wp hash password(): Unless the global ...
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2answers
41 views

Would it be dangerous to send all the wp_options to javascript file?

I've noticed that wordpress allows me to send the wordpress options to javascript via wp_localize_script: wp_localize_script( $this->plugin_slug . '-plugin-script', 'wp_options', ...
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1answer
360 views

How can I safely use $_SERVER['REQUEST_URI'] to avoid XSS?

I've seen a lot of warnings about using $_SERVER['REQUEST_URI'] because it can open things up to XSS, but I haven't been able to find anything confirming a safe way to use it. Some people have ...
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1answer
42 views

Restrict custom post type from appearing with ?post_types=

When appending the querystring post_types = "name of your post type", it displays all the posts. I am using a plugin that has its own custom post type which is restricted (only users that have ...
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1answer
131 views

Is there a way to create a URL (new WP page) that can only be accessed from a specific source?

To explain further, here's what I"m looking to do: Create a WP page Use the URL and implement it in a reader service that is hosted (not downloadable) that in order to read (& access the URL) ...
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2answers
44 views

Secure Pages Best Practice

I am in process of writing a plugin that has front-end shortcodes that display a user's information/data. If the user is not logged in, I need to redirect to a front-end login page/form. What would ...
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2answers
83 views

How to protect wp-admin through .htaccess?

I'd like to protect the /wp-admin/ directory at the server level. This means two logins. One through the server and another through WordPress. I believe this can be handled through .htaccess. Does ...
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1answer
57 views

About WordPress site security

If I install WordPress on my server, does it mean that Akismet is installed automatically? If so - do I still need to create e-mail verification and captcha tools for improving site security (as I see ...
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3answers
731 views

Simple Online Payment for Event Registration [closed]

I am looking for a simple (and secure) way to accept payment for event registration. I am managing a Wordpress website for a organization that hosts events throughout the year. A handful of these ...
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1answer
423 views

How to expire all wordpress user passwords instantly?

So I own an article directory website and recently a lot of bots have signed up and started posting spam. (I approve posts prior to publication) I've added a captcha to the user registration page now ...
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3answers
5k views

Protecting HTML5 video [closed]

I shall explain my situation as best I can so you can see where i'm coming from. I'm working on a wordpress site for a sports team, there are loads of teams. We want to put coaching sessions on our ...
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1answer
8k views

Change WP-Login or WP-Admin

Can I change the name of the wp-login or wp-admin file so that I can go to a different filename in order to login. I am trying to prevent hackers from finding my login and wp-login has become a very ...
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1answer
65 views

Does WordPress validate inputs to all functions? (such as get_user_meta and insert_user_meta)

Does WordPress validate inputs made to all built-in functions that access the database to protect against SQL injection vulnerabilities or do we have to validate before passing them?
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1answer
291 views

Detect session/cookie variable in wordpress to prevent access to documents

<?php @session_start(); If (!array_key_exists(‘authed’, $_SESSION)) { include ‘not_authed.inc’; exit(); } // go about your business. ?> and i'm trying to add that to this: ...
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2answers
148 views

What may be causing failure of auto-install features in Wordpress (v3.0.3)?

What may be causing the installation errors I continue to get when trying to auto update anything in Wordpress? I've been manually upgrading everything for quite some time, and I've tried all sorts ...
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2answers
998 views

Best practices for securing a Buddypress installation?

A client of mine runs a Buddypress-based site (BP 1.2.6 on WP 3.0.2). We'd like to give users the ability to publish blogs of their own, but we don't want them to be able to execute PHP code (we make ...
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115 views

Upgraded to latest version - 3.0.3 and Now I get a “sufficient permissions to access this page” error

The issue appeared immediately after upgrade. The only part of the application impacted is the sub-menu items under settings where it relates to a plug-in. The core application settings work, just ...
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2answers
33 views

site get login attempts after htaccess ip restriction

I'm using a security plugin that keep sending me emails: "A lockdown event has occurred due to too many failed login attempts or invalid username: Username: Admin IP Address: 195.154.243.31 IP ...
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0answers
19 views

Hacked site is now Generating Users..What can we do? [closed]

Our site is hacked and auto-registering 1 new user/3min. What we did so far : 1- Added Captcha on all the registration pages 2- Changed the superAdmin pswd 3- upgraded WP to 4.4 4- upgraded all ...
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27 views

Underscore Based Theme File Permissions in Git

I'm using underscores to develop my theme. For some reason git is saying that my file permissions are being changed from 10644 to 10744. I can override this in git's settings this but is it safe for ...
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112 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 ...
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0answers
24 views

What is the purpose of having a token in cookies?

WordPress utilizes cookies for better security, and I've been trying to understand how exactly this could make a WordPress website more secure, and I found this article . There's a pretty decent ...
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195 views

How does the “authentication unique keys and salts” feature work?

I'm trying to find some information on how the authentication keys and salts work in WordPress, but unfortunately I wasn't able to find anything useful. All I got is that the keys should be random, ...
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135 views

Hide username discovery

How do I stop my usernames being leaked? To explain I tested my WordPress site on http://wprecon.com, and found that my admin username (that I have changed) was able to be discovered. User ...
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1answer
49 views

Failed login attempts

I'm using WordFence for site monitoring and overall security. I'm seeing some failed login attempts from a couple of different locations with username "admin" and "companyname". I'm not familiar with ...
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1answer
33 views

Using Contact Forms to Send Private Information [closed]

I am working on a site for a Doctors Office who wants to use a contact form to send information about their patients to other offices....I was going to use contact form 7 but I'm wondering if there is ...
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0answers
123 views

What securtity plugin should I use [closed]

I have more WordPress sites, and some of them has been hacked a several times. After that they send spam messages, what is very annoying :S I decided I will use some security plugin and I wanted to ...
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1answer
69 views

Is it important to sanitize inputs in a shortcode that will be used in site that only I will post to?

Is there any security risk in not sanitizing shortcodes in a wordpress site if I am the only one who has access to the admin panel?
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1answer
88 views

Is it safe to allow non-admin users access to media uploader

Hi fellow Wordpress users :) I wanted to ask is it safe to allow non-admin users access to WordPress media uploader. Can they inject a virus while uploading media? How is WP system fighting against ...
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0answers
175 views

How do I get around “Sorry, this file type is not permitted for security reasons”?

I was wondering how I could allow .tiff files to be uploaded in my wordpress site. I get the message "Sorry this file type is not permitted for security reasons". This question has been asked in ...
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74 views

How to allow internal links using wp_kses filtration

I'm working on front end submission and of course I want to secure data by filtering before inserting to database. The form contains repeatable fields group data which I want filter by wp_kses ...
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45 views

Securing a multi-user permission structure

I'm currently working on a team that needs two distinct users from the same wpadmin group to be able to modify the wordpress files. Following the guide at Hardening WordPress (Codex), the following ...
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2answers
315 views

How to hide easy access to my website temporarily?

I am developing a new website and I do not want others, except for my colleagues, to access it easily. I don't want it to be password protected because my colleagues are testing it intensively. Is ...
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0answers
283 views

Renaming admin user on multisite install by MySQL

As part of a general tightening of security, I want to change the name of the admin user on my multisite install to something less commonly used. This user is admin on all five sites in the network ...
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1answer
33 views

Is it safe to hand over the admin rights?

I have a shared web hosting account where I have several different websites running on WordPress. I want to hand over the admin rights for one of my WordPress installs to someone and I am wondering ...
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0answers
268 views

Can I Remove xmlrpc.php completely?

My site is getting a lot of malicious traffic to domain.com/xmlrpc.php, to the point that the server is not being able to handle it. I tried to disable it via the wp-config.php, by adding this line: ...
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685 views

Core files changed - site hacked? [closed]

Got a WordFence alert last night for one of our WordPress sites, saying that some WordPress core files had been changed: WordPress core file modified: wp-content/plugins/akismet/admin.php WordPress ...
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1answer
417 views

Using esc_html with HTML purifier and CSSTidy: Overkill?

Currently my text area input (which accepts custom CSS input from a user) in the Wordpress theme options panel are sanitized by esc_html function in Wordpress ...
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1answer
193 views

How can I secure a WordPress blog using OpenID from a single provider?

We're about to launch an internal blog for the company I work at. Much of the blog will be available to the public, but certain posts will be for employees only. Our intranet/extranet has an OpenID ...
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1answer
3k views

Disable directory browsing of uploads folder

I'm using Wordpress as a CMS for a simple website. I want to prevent users from being able to browse the directories such as the wp-content/uploads folder or any directories of my theme. My host does ...
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0answers
950 views

Security - Ajax and Nonce use [closed]

I'm developing a site which posts a number of ajax calls from jquery to PHP and returns data from PhP to jquery. Everything is working, but i'd to know if my approach to handling the calls is ok, in ...
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1answer
131 views

using rewrites to secure login page

I'm trying to be sneaky with iis to secure a wordpress login page (not my choice to run a windows server, but that's the reality of things). It's worked so far, only the login page itself loads itself ...
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0answers
89 views

Are un-sanitized theme options more vulnerable to malicious scripts than the theme editor?

I'd like to put text areas in a theme options area to allow users to easily add analytics code, scripts, and css. Is it silly to worry about malicious code being inserted via un-sanitized theme ...
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0answers
65 views

Network Admin URL is shown to anyone before accessing a blog

I have a multisite setup and I noticed today that my security was not working properly. Each of my blogs has its own url : http://www.example1.com http://www.example2.com … My "main blog" is not ...
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1answer
33 views

correct tags for validating input types

I have following types of theme options inputs, which I need to validate. $numbers = "#1234"; $email = "abc@example.com"; $simeple_text = "How's going?"; $code = "<script ...
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662 views

Is disabling test_form in wp_handle_upload a security concern?

I'm writing a plugin that modifies the default behavior when uploading a file for a post or to the media library. I'm setting $overrides in wp_handle_upload() with a custom $unique_filename_callback. ...
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2answers
609 views

Restrict Access in Admin Panel

I want to restrict access to certain plugin pages / normal WP Pages. I've found a way to Hide these pages from the menu but currently not restrict them. For instance, I have an editor and I don't want ...