WordPress plugin
Contact Form 7 – PayPal & Stripe Add-on security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 9 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High0
- Medium9
- Low0
All Contact Form 7 – PayPal & Stripe Add-on vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | Missing Authorization ≤2.5.1Update to 2.5.2 | CVE-2026-66660 | |
| Medium5.8 | Open Redirect ≤2.4Update to 2.5 | CVE-2026-14236 | |
| Medium5.3 | Unauthenticated Payment Bypass via Insufficient Verification of Data Authenticity via PayPal IPN Handler ('invoice'/'mc_gross' Verification) ≤2.4.9Update to 2.4.10 | CVE-2026-9189 | |
| Medium4.4 | Authenticated (Administrator+) Stored Cross-Site Scripting ≤2.3.4Update to 2.4.1 | CVE-2025-47518 | |
| Medium6.1 | PayPal & Stripe Add-on <= 2.3.1 - Reflected Cross-Site Scripting ≤2.3.1Update to 2.3.2 | CVE-2024-10683 | |
| Medium6.1 | Reflected Cross-Site Scripting ≤2.3Update to 2.3.1 | CVE-2024-48021 | |
| Medium6.1 | Reflected Cross-Site Scripting ≤2.0Update to 2.1 | CVE-2024-29130 | |
| Medium4.3 | Cross-Site Request Forgery to Settings Update ≤2.1Update to 2.2 | CVE-2024-1719 | |
| Medium4.3 | Cross-Site Request Forgery ≤1.9.3Update to 1.9.4 | CVE-2023-24405 |
- Medium5.3Missing Authorization
≤2.5.1Update to 2.5.2
- Medium5.8Open Redirect
≤2.4Update to 2.5
- Medium5.3Unauthenticated Payment Bypass via Insufficient Verification of Data Authenticity via PayPal IPN Handler ('invoice'/'mc_gross' Verification)
≤2.4.9Update to 2.4.10
- Medium4.4Authenticated (Administrator+) Stored Cross-Site Scripting
≤2.3.4Update to 2.4.1
- Medium6.1PayPal & Stripe Add-on <= 2.3.1 - Reflected Cross-Site Scripting
≤2.3.1Update to 2.3.2
- Medium6.1Reflected Cross-Site Scripting
≤2.3Update to 2.3.1
- Medium6.1Reflected Cross-Site Scripting
≤2.0Update to 2.1
- Medium4.3Cross-Site Request Forgery to Settings Update
≤2.1Update to 2.2
- Medium4.3Cross-Site Request Forgery
≤1.9.3Update to 1.9.4
Contact Form 7 – PayPal & Stripe Add-on: common questions
Does Contact Form 7 – PayPal & Stripe Add-on have known vulnerabilities?
Yes. VulnCrest Radar lists 9 known vulnerabilities in Contact Form 7 – PayPal & Stripe Add-on: 9 medium. None are known to affect version null.
How do I check which version of Contact Form 7 – PayPal & Stripe Add-on I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Contact Form 7 – PayPal & Stripe Add-on vulnerability?
CVE-2026-66660, published Aug 11, 2026: Contact Form 7 – PayPal & Stripe Add-on <= 2.5.1 - Missing Authorization. Severity: Medium (CVSS 5.3).
Is any Contact Form 7 – PayPal & Stripe Add-on vulnerability listed in CISA KEV?
No. None of the known Contact Form 7 – PayPal & Stripe Add-on vulnerabilities is currently listed in the CISA KEV catalog.