CVE-2026-79632mediumCWE-862

CVE-2026-79632: medium-severity vulnerability in WPFunnels

WPFunnels < 3.13.0 - Unauthenticated Arbitrary Recipient Email Sending via wpfnl_shortcode_optin_submission

Published

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33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.3%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · WPFunnels
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — WPFunnels

In the same product, most dangerous first.

CVE-2026-79631MEDIUMWPFunnels < 3.13.0 - Unauthenticated Order and Opt-In PII Disclosure via Web-Accessible Log FilesEPSS 0.3%CVE-2026-79630MEDIUMWPFunnels < 3.13.0 - Unauthenticated Price Manipulation via Order Bump Product ID SubstitutionEPSS 0.3%CVE-2025-15691MEDIUMWPFunnels < 3.13.0 - Unauthenticated User Registration via Opt-in FormsEPSS 0.3%