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CVE-2026-79632— WPFunnels < 3.13.0 - Unauthenticated Arbitrary Recipient Email Sending via wpfnl_shortcode_optin_submission

Quick assessment

Affected
Unknown WPFunnels
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WPFunnels WordPress 插件在 3.13.0 版本之前，其某个“选择加入”（opt-in）提交处理程序未执行任何授权或 nonce 校验，并且直接从请求中读取通知收件人和邮件主题。这使得未认证的用户能够促使网站向任意收件人发送带有任意主题的邮件。

AI Predicted 5.3 Difficulty: Trivial EPSS 0.30% · P22

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown WPFunnels 3.1.0< 3.13.0 affected
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I. Basic Information for CVE-2026-79632

Vulnerability Information
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Vulnerability Title
WPFunnels < 3.13.0 - Unauthenticated Arbitrary Recipient Email Sending via wpfnl_shortcode_optin_submission
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown WPFunnels 3.1.0 ~ 3.13.0 -

II. Public POCs for CVE-2026-79632

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-79632

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Security Blog Posts for CVE-2026-79632 (1)

Same Patch Batch · Unknown · 2026-09-04 · 19 CVEs total

CVE-2026-82923 9.8 CRITICAL AI Website Builder (GitHub build) 1.0.0 - Unauthenticated RCE via Unprotected REST Routes
CVE-2026-84045 5.3 MEDIUM E-cab Taxi Booking Manager for Woocommerce < 2.0.5 - Unauthenticated Price Manipulation vi
CVE-2026-84044 5.3 MEDIUM Restaurant Menu and Food Ordering < 2.4.12 - Unauthenticated Payment Bypass via Forged Pay
CVE-2026-84043 5.3 MEDIUM ePayco Payment Gateway for WooCommerce < 8.4.7 - Unauthenticated Payment Confirmation Bypa
CVE-2026-82193 WPvivid Backup & Migration < 0.9.134 - Admin+ File Write Outside the Backup Directory via
CVE-2026-84066 Directorist < 8.9 - Subscriber+ Arbitrary Post Meta Write via atbdp_post_attachment_upload
CVE-2026-84146 Xpro Elementor Addons < 1.7.8 - Unauthenticated Draft/Private Product Disclosure via Quick
CVE-2026-82186 WPLP Cookie Consent < 4.4.2 - Admin+ SQLi via 'offset' Parameter
CVE-2026-82194 WPvivid Backup & Migration < 0.9.134 - Admin+ Arbitrary File Deletion via Path Traversal
CVE-2026-74853 Pods < 3.3.9.2 - Author+ Arbitrary File Read via Shortcode Display Callback
CVE-2026-79631 WPFunnels < 3.13.0 - Unauthenticated Order and Opt-In PII Disclosure via Web-Accessible Lo
CVE-2026-80438 Ninja Forms 3.14.0 - 3.15.1 - Authenticated Arbitrary Post Modification and Sensitive Info
CVE-2026-81347 Frontend Admin by DynamiApps < 3.29.13 - Unauthenticated .htaccess and index.php Deletion
CVE-2025-15691 WPFunnels < 3.13.0 - Unauthenticated User Registration via Opt-in Forms
CVE-2026-79630 WPFunnels < 3.13.0 - Unauthenticated Price Manipulation via Order Bump Product ID Substitu
CVE-2026-17517 Content Views < 4.5.1.2 - Unauthenticated Non-Public Post Content Disclosure via Views Sta
CVE-2026-19224 Hummingbird < 3.21.2 - Admin+ Network-Wide RCE via Hub Connector on Multisite
CVE-2026-16281 Classified Listing < 6.1.1 - Subscriber+ Arbitrary Attachment Deletion and Listing Image T

IV. Related Vulnerabilities

Same product: WPFunnels
Same vendor: Unknown

V. Comments for CVE-2026-79632

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