Redirection for Contact Form 7 <= 2.3.3 - Unauthenticated Arbitrary Nonce Generation

7.5
Incorrect Authorization
CVE CVE-2021-24278
CVSS 7.5 (High)
Publicly Published April 20, 2021
Last Updated January 29, 2023
Researcher Chloe Chamberland - Wordfence

Description

In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, unauthenticated users can use the wpcf7r_get_nonce AJAX action to retrieve a valid nonce for any WordPress action/function.

Wordfence blocked 9,602 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for Redirection for Contact Form 7

Software Type Plugin
Software Slug wpcf7-redirect (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.3.4, or a newer patched version
Affected Version
  • < 2.3.4
Patched Version
  • 2.3.4

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