Fluent CRM <= 2.8.44 - Authenticated (Administrator+) Stored Cross-Site Scripting

4.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2024-30430
CVSS 4.4 (Medium)
Publicly Published March 28, 2024
Last Updated April 3, 2024
Researcher Ananda Dhakal

Description

The Email Newsletter, Marketing, Email Automation and CRM Plugin for WordPress by FluentCRM plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.8.44 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution

Software Type Plugin
Software Slug fluent-crm (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.8.45, or a newer patched version
Affected Version
  • <= 2.8.44
Patched Version
  • 2.8.45

Recent vulnerabilities in FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution

# Title CVE ID CVSS Researchers Date
1 FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution <= 3.1.7 - Unauthenticated Stored Cross-Site Scripting CVE-2026-57715 7.2 daroo July 9, 2026
2 FluentCRM <= 2.9.87 - Unauthenticated Blind Server-Side Request Forgery via 'SubscribeURL' Parameter CVE-2026-7798 5.4 Saleh Elsayed (0xManticore) May 21, 2026
3 FluentCRM - Marketing Automation For WordPress <= 2.9.84 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'fluentcrm_content' Shortcode CVE-2025-12935 6.4 Muhammad Yudha - DJ November 20, 2025
4 FluentCRM - Marketing Automation For WordPress <= 2.8.01 - Insufficient Use of Hash as Authorization Control CVE-2023-1430 6.5 Karl Emil Nikka June 1, 2023

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