CVE-2026-27371
Received Received - Intake

Unauthenticated XSS in WPFunnels

Publication date: 2026-09-30

Last updated on: 2026-09-30

Assigner: Patchstack

Description
Unauthenticated Cross Site Scripting (XSS) in WPFunnels <= 3.13.1 versions.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-09-30
Last Modified
2026-09-30
Generated
2026-09-30
AI Q&A
2026-09-30
EPSS Evaluated
N/A
NVD
CVE-2026-27371
EUVD
EUVD-2026-89816

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
wpfunnels wpfunnels to 3.13.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability in the WordPress WPFunnels plugin versions 3.13.1 and below. It allows attackers to inject malicious scripts into websites without authentication. The vulnerability is classified as medium severity with a CVSS score of 7.1.

Detection Guidance

Detecting this XSS vulnerability requires checking if your WordPress site is running WPFunnels version 3.13.1 or below. Log in to your WordPress dashboard, go to Plugins, and verify the installed version of WPFunnels. If it is 3.13.1 or older, the site is vulnerable.

Impact Analysis

Attackers could steal visitor data, hijack accounts, or perform actions on behalf of users. Successful exploitation requires a privileged user to interact with a crafted link, page, or form. Mass-exploit campaigns targeting thousands of websites are possible.

Mitigation Strategies

Immediately update WPFunnels to version 3.13.2 or later. If auto-updates are enabled, ensure they are functioning. Alternatively, use Patchstack's mitigation rule to block attacks until the update is applied. Remove or disable the plugin if no update is available.

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