Unauthenticated PHP Object Injection in Salesforce Integration Plugins

Publication date: 2026-06-15

Last updated on: 2026-06-15

Assigner: Patchstack

Description

Unauthenticated PHP Object Injection in Integration for Salesforce and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms <= 1.4.3 versions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-06-15

Last Modified

2026-06-15

Generated

2026-07-06

AI Q&A

2026-06-16

EPSS Evaluated

2026-07-05

NVD

CVE-2026-49109

Affected Vendors & Products

Vendor	Product	Version / Range
contact_form_7	contact_form_7	to 1.4.3 (inc)
wpforms	wpforms	to 1.4.3 (inc)
elementor	elementor	to 1.4.3 (inc)
formidable	formidable	to 1.4.3 (inc)
ninja_forms	ninja_forms	to 1.4.3 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

Executive Summary

This vulnerability is an unauthenticated PHP Object Injection affecting the Integration for Salesforce and several WordPress plugins including Contact Form 7, WPForms, Elementor, Formidable, and Ninja Forms up to version 1.4.3.

PHP Object Injection occurs when an attacker is able to inject a serialized PHP object into an application without authentication, potentially leading to arbitrary code execution or other malicious actions.

Impact Analysis

This vulnerability has a high severity with a CVSS score of 9.8, indicating it can have a critical impact.

An attacker can exploit this vulnerability remotely without any authentication.
Successful exploitation can lead to full compromise of confidentiality, integrity, and availability of the affected system.
This could result in unauthorized data access, data modification, or denial of service.

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