WordPress Plugin Vulnerabilities

Accept PayPal Payments Using Contact Form 7 < 4.0.7 - Unauthenticated PII Disclosure via CSV Export

Description

The plugin does not perform any authorization checks before exporting stored form submissions, allowing unauthenticated attackers to download the personal data (name, email, telephone, postal address, message) and payment metadata of everyone who submitted a payment form.

Proof of Concept

Affects Plugins

Plugin icon
contact-form-7-paypal-extension
Fixed in 4.0.7

References

CVE
CVE-2026-105990

Classification

Type
SENSITIVE DATA DISCLOSURE
OWASP top 10
A3: Sensitive Data Exposure
CWE
CWE-200
CVSS
5.3 (medium)

Miscellaneous

Original Researcher
Enrico Marcolini, Claudio Marchesini, Dottor Marc
Submitter
Enrico Marcolini, Claudio Marchesini, Dottor Marc
Submitter website
https://www.dottormarc.it
Verified
Yes
WPVDB ID
211d7613-a7e0-45f9-b262-66651aa4f535

Timeline

Publicly Published
2026-10-08 (about 2 days ago)
Added
2026-10-08 (about 1 day ago)
Last Updated
2026-10-08 (about 1 day ago)

Other

Published
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2026-09-09
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2026-08-25
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Published
2026-09-15
Title
Comments Import & Export 2.1.11 - 2.5.3 - Author+ Comment PII Disclosure via Export
Published
2025-12-12
Title
Export WP Page to Static HTML & PDF < 5.0.0 - Unauthenticated Cookie Exposure via Log File
Published
2024-09-05
Title
Remember Me Controls < 2.1 - Unauthenticated Full Path Disclosure