What’s Vulnerable › Vulnerabilities

CVE-2021-24282: Redirection for Contact Form 7 < 2.3.4 - Unprotected AJAX Actions

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-14 · updated 2026-06-17
• Weakness: CWE-863

Description

In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the various AJAX actions in the plugin to do a variety of things. For example, an attacker could use wpcf7r_reset_settings to reset the plugin’s settings, wpcf7r_add_action to add actions to a form, and more.

Affected products

• Query Solutions Redirection for Contact Form 7: before 2.3.4 — fixed in 2.3.4

How to fix

Upgrade to a fixed version: Query Solutions Redirection for Contact Form 7 2.3.4. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/def87e69-bade-431b-b101-d463a26406e9
• https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/
• https://wpscan.com/vulnerability/def87e69-bade-431b-b101-d463a26406e9
• https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/

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