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Software intelligence

Contact Form 7 Paypal Add On vulnerabilities

9 tracked advisories · slug contact-form-7-paypal-add-on

Important: Contact Form 7 Paypal Add On appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

9

Latest advisory

11 August 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

contact-form-7-paypal-add-on

Plugin

What this means for Contact Form 7 Paypal Add On

This catalog lists 9 known advisories affecting Contact Form 7 Paypal Add On. The most recent was published on 11 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Contact Form 7 – PayPal & Stripe Add-on <= 2.5.1 - Missing Authorization

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 11 August 2026

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

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 6 July 2026

  • 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)

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 28 May 2026

Vulnerability types

  • Cross-site scripting4
  • CSRF2

Authentication (inferred from titles)

  • Unauthenticated1
  • Authenticated1
  • Unspecified7

Advisory history

Known Contact Form 7 Paypal Add On advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed Contact Form 7 Paypal Add On version against this catalog when the Defence plugin is connected to your WordPress site.