Contact Form 7 Simple Recaptcha Vulnerabilities

The LukasApps CAPTCHA tools for Contact Form 7 plugin for WordPress is vulnerable to Remote Code Execution in versions 0.1.7 through 0.1.8. This is due to use of do_shortcode as a callback on the wpcf7_form_elements filter, which caused the WordPress shortcode parser to be run over the entire rendered form output inclu...

CVSS:

6.5

(Wordfence)

Affected:

0.1.7 – 0.1.8

Fixed in:

0.1.9

Disclosed:

Sep 7, 2026

CVE-2026-85117 on NVD →

[en] The Contact Form 7 Captcha WordPress plugin before 0.1.2 does not escape the $_SERVER['REQUEST_URI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers

Affected:

up to 0.1.2

Fixed in:

0.1.2

Disclosed:

Jul 17, 2022

CVE-2022-2187 on NVD →

The Contact Form 7 Captcha WordPress plugin before 0.1.2 does not escape the $_SERVER['REQUEST_URI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers

CVSS:

6.1

(Wordfence)

Affected:

up to 0.1.1

Fixed in:

0.1.2

Disclosed:

Jun 27, 2022

CVE-2022-2187 on NVD →

[en] The Contact Form 7 Captcha WordPress plugin before 0.0.9 does not have any CSRF check in place when saving its settings, allowing attacker to make a logged in user with the manage_options change them. Furthermore, the settings are not escaped when output in attributes, leading to a Stored Cross-Site Scripting issu...

Affected:

up to 0.0.9

Fixed in:

0.0.9

Disclosed:

Aug 23, 2021

CVE-2021-24565 on NVD →

The Contact Form 7 Captcha WordPress plugin before 0.0.9 does not have any CSRF check in place when saving its settings, allowing attacker to make a logged in user with the manage_options change them. Furthermore, the settings are not escaped when output in attributes, leading to a Stored Cross-Site Scripting issue.

CVSS:

8.8

(Wordfence)

Affected:

up to 0.0.9

Fixed in:

0.0.9

Disclosed:

Jul 26, 2021

CVE-2021-24565 on NVD →