CVE-2025-12718
Medium
Description
The Quick Contact Form plugin for WordPress is vulnerable to Open Mail Relay in all versions up to, and including, 8.2.6. This is due to the 'qcf_validate_form' AJAX endpoint allowing a user controlled parameter to set the 'from' email address. This makes it possible for unauthenticated attackers to send emails to arbitrary recipients utilizing the server. The information is limited to the contact form submission details.
SeverityMedium
CVSS5.8
Exploit probability—
ProductQuick Contact Form
PublishedJan 17, 2026
First seenJan 17, 2026
Weakness typeCWE-20Improper input validation
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| saadiqbal Quick Contact Form | v ≤ 8.2.6 | — |
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