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OpenAdvisories
Medium · 5.3 CVE-2026-79632 EUVD-2026-70906GHSA-4w2x-h688-7527

WPFunnels < 3.13.0 - Unauthenticated Arbitrary Recipient Email Sending via wpfnl_shortcode_optin_submission

Published Sep 4, 2026 · Updated Sep 4, 2026 · Assigned by WPScan

Description

The WPFunnels WordPress plugin before 3.13.0 does not perform any authorisation or nonce check in one of its opt-in submission handlers, and takes the notification recipients and subject from the request, allowing unauthenticated users to make the site send emails to arbitrary recipients with an arbitrary subject.

Affected products

VendorProductAffectedFixed
— WPFunnels 3.1.0 – < 3.13.0 3.13.0

References