CVE-2026-49104

CRITICAL

WordPress Integration for Keap/infusionsoft and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms plugin <= 1.2.1 - PHP Object Injection vulnerability

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-49104. PoCs published by izxci.

AI-analyzed exploit summary This repository contains a functional Python exploit for CVE-2026-49104, targeting a PHP object injection vulnerability in the Keap/Infusionsoft WordPress plugin. The exploit includes detection, vulnerability checking, and payload injection capabilities via AJAX and form submissions.

Description

Unauthenticated PHP Object Injection in Integration for Keap/infusionsoft and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms <= 1.2.1 versions.

Exploits (1)

github WORKING POC
by izxci · pythonpoc
https://github.com/izxci/CVE-2026-49104-

This repository contains a functional Python exploit for CVE-2026-49104, targeting a PHP object injection vulnerability in the Keap/Infusionsoft WordPress plugin. The exploit includes detection, vulnerability checking, and payload injection capabilities via AJAX and form submissions.

Classification
Working Poc 95%
Attack Type
Deserialization
Complexity
Moderate
Reliability
Reliable
Target: Keap/Infusionsoft WordPress plugin (cf7-infusionsoft.php) <=1.2.1
No auth needed
Prerequisites: WordPress site with vulnerable Keap/Infusionsoft plugin installed
mistral-large-3 · analyzed Jun 17, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0048
EPSS Percentile 38.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-502
Status published
Products (1)
CRM Perks/Integration for Keap/infusionsoft and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms < 1.2.1
Published Jun 15, 2026
Tracked Since Jun 16, 2026