Contact Form 7 – PayPal & Stripe Add-on <= 2.4 - Open Redirect

5.8
URL Redirection to Untrusted Site ('Open Redirect')
CVE CVE-2026-14236
CVSS 5.8 (Medium)
Publicly Published July 6, 2026
Last Updated July 30, 2026
Researcher Pedro Antunes

Description

The Contact Form 7 plugin for WordPress is vulnerable to Open Redirect in all versions up to, and including, 2.4. This is due to insufficient validation on a redirect url. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.

References

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Vulnerability Details for Contact Form 7 – PayPal & Stripe Add-on

Software Type Plugin
Software Slug contact-form-7-paypal-add-on (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.5, or a newer patched version
Affected Version
  • <= 2.4
Patched Version
  • 2.5

Recent vulnerabilities in Contact Form 7 – PayPal & Stripe Add-on

# Title CVE ID CVSS Researchers Date
1 Contact Form 7 – PayPal & Stripe Add-on <= 2.5.1 - Missing Authorization CVE-2026-66660 5.3 dodoh4t August 11, 2026
2 Contact Form 7 – PayPal & Stripe Add-on <= 2.4.9 - Unauthenticated Payment Bypass via Insufficient Verification of Data Authenticity via PayPal IPN Handler ('invoice'/'mc_gross' Verification) CVE-2026-9189 5.3 Muni Nitish Kumar Yaddala (Stranger825) May 28, 2026
3 Contact Form 7 – PayPal & Stripe Add-on <= 2.3.4 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2025-47518 4.4 Nabil Irawan May 7, 2025
4 Contact Form 7 - PayPal & Stripe Add-on <= 2.3.1 - Reflected Cross-Site Scripting CVE-2024-10683 6.1 Peter Thaleikis November 8, 2024
5 Contact Form 7 – PayPal & Stripe Add-on <= 2.3 - Reflected Cross-Site Scripting CVE-2024-48021 6.1 Le Ngoc Anh October 8, 2024
6 Contact Form 7 – PayPal & Stripe Add-on <= 2.0 - Reflected Cross-Site Scripting CVE-2024-29130 6.1 Brandon James Roldan (tomorrowisnew) March 16, 2024
7 Easy PayPal & Stripe Buy Now Button <= 1.8.3 & Contact Form 7 – PayPal & Stripe Add-on <= 2.1 - Cross-Site Request Forgery to Settings Update CVE-2024-1719 4.3 Krzysztof Zając February 27, 2024
8 Contact Form 7 – PayPal & Stripe Add-on <= 1.9.3 - Cross-Site Request Forgery CVE-2023-24405 4.3 István Márton March 17, 2023

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