CVE-2026-42381 CRITICAL

CVE-2026-42381: WordPress Funnel Builder by FunnelKit plugin <= 3.15.0.1 - SQL Injection vulnerability

Vendor Funnelkit

Product Funnel Builder by FunnelKit

Weakness CWE-89 · SQLi

Published June 15, 2026

Last update June 16, 2026

View on NVD All CVEs

CVSS base score

9.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

What the vulnerability does

01Description

Unauthenticated SQL Injection in Funnel Builder by FunnelKit <= 3.15.0.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Funnel Builder by FunnelKit versions up to 3.15.0.1 contain a SQL injection vulnerability that allows unauthenticated attackers to read sensitive data from the site's database and cause service disruptions. The vulnerability requires no user interaction and can be exploited over the network. Site administrators should update immediately to a patched version.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the database and cause the site to become slow or unresponsive.

Potential impact on your site

04Site Impact

Attackers can steal customer data, payment info, and other sensitive records stored in your database.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

June 16, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-42381 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

Related vulnerabilities

Identifiers

CVE CVE-2026-42381

CWE CWE-89

CVSS 9.3 / CRITICAL

Affected versions