Monday, December 11, 2023

Vulnerability In Fluent Types Contact Type WordPress Plugin


The favored Fluent Types Contact Type Builder plugin for WordPress, with over 300,000 installations, was found to include a SQL Injection vulnerability that might permit database entry to hackers.

Fluent Types Contact Type Builder

Fluent Types Contact Type Builder is among the hottest contact kinds for WordPress, with over 300,000 installations.

Its drag-and-drop interface makes creating customized contact kinds straightforward in order that customers don’t need to learn to code.

The flexibility to make use of the plugin to create just about any sort of enter type makes it a best choice.

Customers can leverage the plugin to create subscription kinds, cost kinds, and kinds for creating quizzes.

Plus it integrates with third celebration purposes like MailChimp, Zapier and Slack.

Importantly, it additionally has a local analytics functionality.

This unbelievable flexibility makes Fluent Types a best choice as a result of customers can accomplish a lot with only one plugin.

Enter Neutralization

Each plugin that permits website guests to enter information straight into the database, particularly contact kinds, should course of these inputs in order that they don’t inadvertently permit hackers to enter scripts or SQL instructions that permits malicious customers to make surprising modifications.

This explicit vulnerability makes the Fluent Types plugin open to a SQL injection vulnerability which is especially unhealthy if a hacker is profitable of their makes an attempt.

SQL Injection Vulnerability

SQL, which suggests Structured Question Language, is a language used for interacting with databases.

A SQL question is a command for accessing, altering or organizing information that’s saved in a database.

A database is what accommodates all the pieces that’s used to create a WordPress web site, reminiscent of passwords, content material, themes and plugins.

The database is the guts and mind of a WordPress web site.

As a consequence, the flexibility to arbitrarily “question” a database is a unprecedented stage of entry that ought to completely not be obtainable to unauthorized customers or software program outdoors of the web site.

A SQL injection assault is when a malicious attacker is ready to use an in any other case official enter interface to insert a SQL command that may work together with the database.

The non-profit Open Worldwide Software Safety Mission (OWASP) describes the devastating penalties of a SQL injection vulnerability:

  • “SQL injection assaults permit attackers to spoof identification, tamper with present information, trigger repudiation points reminiscent of voiding transactions or altering balances, permit the entire disclosure of all information on the system, destroy the information or make it in any other case unavailable, and turn into directors of the database server.
  • SQL Injection is quite common with PHP and ASP purposes as a result of prevalence of older purposeful interfaces. As a result of nature of programmatic interfaces obtainable, J2EE and ASP.NET purposes are much less more likely to have simply exploited SQL injections.
  • The severity of SQL Injection assaults is proscribed by the attacker’s ability and creativeness, and to a lesser extent, protection in depth countermeasures, reminiscent of low privilege connections to the database server and so forth. Basically, contemplate SQL Injection a excessive affect severity.”

Improper Neutralization

The USA Vulnerability Database (NVD) revealed an advisory concerning the vulnerability that described the rationale for the vulnerability as from “improper neutralization.”

Neutralization is a reference to a course of of creating positive that something that’s enter into an utility (like a contact type) will likely be restricted to what’s anticipated and won’t permit something apart from what is anticipated.

Correct neutralization of a contact type implies that it gained’t permit a SQL command.

The USA Vulnerability Database described the vulnerability:

“Improper Neutralization of Particular Components utilized in an SQL Command (‘SQL Injection’) vulnerability in Contact Type – WPManageNinja LLC Contact Type Plugin – Quickest Contact Type Builder Plugin for WordPress by Fluent Types fluentform permits SQL Injection.

This problem impacts Contact Type Plugin – Quickest Contact Type Builder Plugin for WordPress by Fluent Types: from n/a by 4.3.25.”

Patchstack safety firm found and reported the vulnerability to the plugin builders.

In line with Patchstack:

“This might permit a malicious actor to straight work together together with your database, together with however not restricted to stealing data.

This vulnerability has been mounted in model 5.0.0.”

Though Patchstack’s advisory states that the vulnerability was mounted in Model 5.0.0, there isn’t any indication of a safety repair in line with the Fluent Type Contact Type Builder changelog, the place modifications to the software program are routinely logged.

That is the Fluent Types Contact Type Builder changelog entry for model 5.0.0:

  • “5.0.0 (DATE: JUNE 22, 2023)
    Revamped UI and higher UX
  • International Styler Enchancment
  • The brand new framework for quicker response
  • Fastened problem with repeater area not showing accurately on PDF
  • Fastened problem with WPForm Migrator not correctly transferring textual content fields to textual content enter fields withcorrect most textual content size
  • Fastened problem with entry migration
  • Fastened quantity format in PDF information
  • Fastened radio area label problem
  • Up to date Ajax routes to Relaxation Routes
  • Up to date filter & motion hooks naming conference with older hooks assist
  • Up to date translation strings”

Vulnerability In Fluent Forms Contact Form WordPress Plugin

It’s doable that a kind of entries is the repair. However some plugin builders need to maintain safety fixes secret, for no matter cause.


It’s beneficial that customers of the contact type replace their plugin as quickly as doable.

Featured picture by Shutterstock/Kues

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