CVE-2026-49109 CRITICAL

CVE-2026-49109: WordPress Integration for Salesforce and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms plugin <= 1.4.3 - PHP Object Injection vulnerability

Vendor Crm Perks
Product Integration for Salesforce and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms
Weakness CWE-502 · Unsafe deserialization
Published June 15, 2026
Last update June 15, 2026
View on NVD All CVEs

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

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

Explanation of Vulnerability in Simple Terms

02Summary

The Integration for Salesforce and Contact Form 7 plugin for WordPress versions up to 1.4.3 contains a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary code on the site. The vulnerability exists in how the plugin processes untrusted serialized data without proper validation. No user interaction is required to exploit this issue.

What an attacker can do

03Attacker Capabilities

Run arbitrary code on the site and take complete control of it.

Potential impact on your site

04Site Impact

Complete site compromise: attackers can steal data, modify content, create admin accounts, or install malware.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

Related vulnerabilities

08Related CVE

CVE-2026-7647 Profile Builder Pro <= 3.14.5 - Unauthenticated PHP Object Injection CVE-2026-49769 WordPress wpForo Forum plugin <= 3.1.0 - PHP Object Injection vulnerability CVE-2026-39434 WordPress CTX Feed plugin <= 6.6.26 - PHP Object Injection vulnerability CVE-2026-7566 LearnPress – Backup & Migration Tool <= 4.1.4 - Authenticated (Administrator+) PHP Object Injection via WXR XML File Upload CVE-2026-7654 Admin Columns <= 7.0.18 - Authenticated (Contributor+) PHP Object Injection to Remote Code Execution via Custom Field Meta Value