WHMCS Web Hosting Billing & Automation Platform v9.0.6 Download

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1. WHMCS 9.0.6 Free New Version is the leading web hosting management and billing software that automates all aspects of your business from billing, provisioning, domain reselling, support, and more. WHMCS easily integrates with all the leading control panels, payment processors, domain registrars, and cloud service providers.

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Changelog

WHMCS Version 9.0.6 (Maintenance Release)​

Maintenance​

• WHMCS-25193 — Define a default region for S3-compatible Storage Providers
• WHMCS-25216 — Correct invoice chunking logic
• WHMCS-25397 — Improved error handling for ReCaptcha v2 and v3
• WHMCS-26068 — Undisclosed Security Fix
• WHMCS-26192 — Improved security around Admin password resets.
• WHMCS-26194 — Improved security around User password resets.
• WHMCS-26206 — Improved security around Invoice processing Hook Points
• WHMCS-26338 — Improved security around User logouts.
• WHMCS-26339 — Admins require “View Clients Summary” permission to download client files
• WHMCS-26425 — Undisclosed Security Fix
• WHMCS-26466 — Persist Sign-In Integration notice when appropriate
• WHMCS-26624 — Undisclosed Security Fix

Modules​

• WHMCS-24791 — Improved security for paying invoices with Stripe
• WHMCS-26067 — Improved security for paying invoices with PayPal Basic
• WHMCS-26381 — Improved security for paying invoices with PayPal Payments
• WHMCS-26444 — Improved security of logging in WorldPay FuturePay
• WHMCS-26566 — Corrected variable name for Enom

WHMCS Version 9.0.4 (Maintenance)​

Maintenance​

• WHMCS-26041 – Security Fix for CVE-2026-29204

WHMCS Version 9.0.0

• WHMCS-20052 — Improve Domain Discoverability through AI Powered Namespinning
• WHMCS-20187 — Expand API Coverage for Buy Flow Cart Management
• WHMCS-22591 — Upgrade Smarty template engine to v4
• WHMCS-22633 — Improve VAT Compliance and Validation During Checkout
• WHMCS-22711 — Add ImportAssist Support for CSV Imports of Customer Accounts
• WHMCS-23171 — 2026 Client and Buy Flow Theme
• WHMCS-23462 — Credit Note Support for WHMCS
• WHMCS-23658 — Digicert Certificate Provisioning Adjustments to Support Shorter SSL Certificate lengths

Maintenance​

• WHMCS-10754 — “Open” ticket counts in sidebar only include tickets from admin’s assigned departments
• WHMCS-12696 — Configurable option pricing is now properly displayed in emails
• WHMCS-13425 — Add clarifying messaging on Integration Links regarding Captcha (Also known as: WHMCS-14677)
• WHMCS-16768 — Improve Password Reset error messaging when a password does not meet minimum security requirements
• WHMCS-19165 — Fix the spelling of the Portuguese language in various Admin Area dropdowns (Also known as: CORE-19165)
• WHMCS-19395 — Fix a bug related to undercharging a client when performing certain prorated addon actions
• WHMCS-19956 — Validation improvements in admin area
• WHMCS-22024 — Add Captcha Protection to Password Reset form
• WHMCS-21192 — Remove the Trust Commerce Gateway Module (Also known as: WHMCS-21175)
• WHMCS-21712 — Improve Staff Online header functionality in Blend – Preview theme
• WHMCS-21765 — Secret Word is now required when configuring Skrill Hosted Payment
• WHMCS-21795 — Upgrades and downgrades now validate resources to prevent overages
• WHMCS-21897 — Visual updates to the Marketgoo landing page and reseller modal
• WHMCS-21993 — EmailPreSend Hook Now Supports File Attachments
• WHMCS-22177 — More MarketConnect offerings are now back compatible
• WHMCS-22217 — Add the ability to select a default language in the “Getting Started Wizard”
• WHMCS-22230 — Scheduled action controls now visually represent the permissions a user has
• WHMCS-22289 — Prevent “Oops” error when attempting to “Login as Owner” as an Admin related to custom child themes
• WHMCS-22290 — Fix a bug related to duplication of Activity Log entries when using the TPP Wholesale registrar module
• WHMCS-22303 — Add System Health Check notice if plain-text TOTP tokens are found
• WHMCS-22313 — Correct redirect for “Create Upgrade/Downgrade Orders” action without the required permissions
• WHMCS-22474 — Validation improvements in admin area
• WHMCS-22505 — New User Passwords are Limited to a Maximum of 100 Characters
• WHMCS-22534 — Fix a bug to prevent invalid response messages when performing Domain Lookup search for various TLD’s (Also known as: WHMCS-22832)
• WHMCS-22694 — Validation improvements in admin area
• WHMCS-22702 — Fix a bug in the Domain Registrar Module code to prevent invalid “Oops” errors when performing a domain lookup
• WHMCS-22705 — Update clientsummary.tpl admin template
• WHMCS-22703 — Validation improvements in admin area
• WHMCS-22707 — Validation improvements in admin area
• WHMCS-22837 — Update firebase/php-jwt library
• WHMCS-22838 — Update the league/flysystem library
• WHMCS-22839 — Update the phpmailer/phpmailer library
• WHMCS-22840 — Update the minimist library
• WHMCS-22841 — Update the underscore.js library
• WHMCS-22856 — Getting Started Wizard will now set the Default Language for the system instead of just setting it for the current Admin User
• WHMCS-23184 — Add dropdown to Admin Area VAT Validation settings
• WHMCS-23264 — Prevent erroneous CSRF block when accessing MarketConnect services (Also known as: WHMCS-22861)
• WHMCS-23628 — Fix a bug where sending Custom Messages and Email Campaigns did not properly parse Smarty Tags
• WHMCS-23636 — Remove the “Allow Smarty Tags” setting from Configuration Settings
• WHMCS-23674 — Fix a bug in the AddClient API Endpoint to resolve invalid entries when both firstname and lastname fields are NULL
• WHMCS-23711 — Add the ability to save a Product Group Icon under the Product Group settings page
• WHMCS-24369 — Fix a bug with the Support Menu dropdown
• WHMCS-24500 — Add language translations for Social Bee in the Client Area (Also known as: WHMCS-22300)
• WHMCS-24540 — Enable product group icons for all themes

Modules​

• WHMCS-18868 — Improve error handling when viewing the “Transactions” page in the Admin Area while an active Payment Gateway’s files are missing
• WHMCS-21227 — Improve error handling of .ca domain transfers when using the GoDaddy Registrar Module (Also known as: MODULE-7931)

Languages​

• WHMCS-19692 — Fix a bug that was preventing Invoices from using the default language set by the Admin when downloading

Version 9.0.0 (General Availability)​

Maintenance​

• WHMCS-22723 — Add validation improvements in admin area
• WHMCS-23275 — Add NORD VPN Landing and Branding Update
• WHMCS-24649 — Remove Basic Authentication for Google Mail Provider
• WHMCS-24708 — Prevent error when clicking “View all pricing” in the Client Area
• WHMCS-24841 — Improve error handling when upgrading from 7.x to 9.0
• WHMCS-24847 — Add validation Improvements in Admin Area
• WHMCS-24862 — Improve rendering of Free Products in Nexus Cart
• WHMCS-24863 — Correct Document Type & Description on Debit Note
• WHMCS-24865 — Remove TrustCommerce gateway module
• WHMCS-24901 — Improve dependency handling during upgrade process
• WHMCS-24643 — Correct system path references in Nexus
• WHMCS-24694 — Correct formatting of Client Area Invoice in Nexus Theme
• WHMCS-24913 — Correct fixed directory path references in Nexus Cart JS

API​

• WHMCS-24834 — Improve error handling with Domain Transfers and Domain Renewals when using the API