Code Injection Vulnerability in FunnelFormsPro by Funnelforms LLC
CVE-2026-39440

9.9CRITICAL

Key Information:

Vendor

WordPress
Status
Funnelformspro
Vendor
CVE Published:
23 April 2026

What is CVE-2026-39440?

A vulnerability exists in FunnelFormsPro developed by Funnelforms LLC that allows for remote code inclusion through improper control over the generation of code. This flaw affects all versions from n/a up to and including 3.8.1, potentially allowing an attacker to execute arbitrary code on affected systems.

Affected Version(s)

FunnelFormsPro <= 3.8.1

References

https://patchstack.com/database/wordpress/plugin/funnelfo...
vdb-entry

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

3ele / Sebastian Weiss | Patchstack Bug Bounty Program
.