Maintenance
WHMCS-17812 — Improved error handling for Stripe and Invisible reCaptcha
WHMCS-24655 — Improved authentication handling for Nexus Cart when masquerading as a client from the Admin Area
WHMCS-24830 — Improved handling of products with inclusive tax in Nexus Cart
WHMCS-24842 — Expand graceful handling of unsupported Smarty tags
WHMCS-24913 — Improved directory path references for Nexus Cart
WHMCS-24930 — Improved visibility of product renewals in the Nexus Cart
WHMCS-24931 — Improved handling of existing Invoice Late Fees when upgrading to version 9.0
WHMCS-24932 — Improved how Sign-In Integrations are handled
WHMCS-24935 — Improved handling of product deletions in the Nexus Cart
WHMCS-24936 — Improved authentication handling in Nexus Cart
WHMCS-24949 — Exclude Billing Notes from Admin Area income statistics
WHMCS-24950 — Exclude Billing Note Transactions from Cashflow Reports
WHMCS-25006 — Improved handling of URL Rewrites for Nexus Cart
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Implemented
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 — 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
Maintenance
We are limiting technical details on these changes to protect users who may not yet have upgraded.
WHMCS-18936 — Prevent error when sending email from custom email template with bad attachment reference
WHMCS-19766 — Disabling auto renewal for a domain in the admin area does not cancel the renewal invoice
WHMCS-22025 — Clarify Ioncube Loader Minimum version for PHP 8.3
WHMCS-22090 — Improve Activity Log entry for Admin-initiated User password change
WHMCS-22228 — Layout changes on Client Area homepage after switching the theme (Also known as: WHMCS-22280)
WHMCS-22233 — Improve formatting for invoice modification log entries
WHMCS-22245 — Improve CSS for MarketConnect DigiCert landing page
WHMCS-22289 — Honour parent theme definition for captcha.tpl on Login as Owner link
WHMCS-22304 — Correct regression for target opening of custom module actions (styled as links) in clientarea sidebar
WHMCS-22308 — Ensure ticket scheduled actions can be updated or cancelled when language is not set to English
WHMCS-22450 — Improve visual responsiveness for SocialBee MarketConnect landing page
WHMCS-22456 — Correct alignment of Admin Global Warning text
WHMCS-22457 — Correct regression for displaying embedded videos in Knowledgebase articles
WHMCS-19435 — Undisclosed Security Fix
WHMCS-19947 — Undisclosed Security Fix
WHMCS-19950 — Undisclosed Security Fix
WHMCS-19952 — Undisclosed Security Fix
WHMCS-19953 — Undisclosed Security Fix
WHMCS-19954 — Undisclosed Security Fix
WHMCS-19955 — Undisclosed Security Fix
WHMCS-19957 — Undisclosed Security Fix
WHMCS-19958 — Undisclosed Security Fix
WHMCS-19959 — Undisclosed Security Fix
WHMCS-19960 — Undisclosed Security Fix
WHMCS-19967 — Undisclosed Security Fix
WHMCS-19981 — Undisclosed Security Fix
WHMCS-19983 — Undisclosed Security Fix
WHMCS-19984 — Undisclosed Security Fix
WHMCS-19987 — Undisclosed Security Fix
WHMCS-19992 — Undisclosed Security Fix
WHMCS-20029 — Undisclosed Security Fix
WHMCS-20064 — Undisclosed Security Fix
WHMCS-20066 — Undisclosed Security Fix
WHMCS-21726 — Undisclosed Security Fix
WHMCS-21729 — Undisclosed Security Fix
WHMCS-21763 — Undisclosed Security Fix
WHMCS-21765 — Undisclosed Security Fix
WHMCS-21766 — Undisclosed Security Fix
WHMCS-21768 — Undisclosed Security Fix
WHMCS-21769 — Undisclosed Security Fix
WHMCS-21862 — Undisclosed Security Fix
WHMCS-21884 — Undisclosed Security Fix
WHMCS-21998 — Undisclosed Security Fix
WHMCS-22041 — Undisclosed Security Fix
Modules
WHMCS-21375 — Ensure only partial payment amount is capture when appropriate for invoices paid by PayPal Payments (Also known as: MODULE-8180)
- WHMCS-19282 — Stripe Payment Gateway can now be configured in the Getting Started Wizard
- WHMCS-19870 — Allow blank address field for AddClient API
- WHMCS-21701 — Correct UK VAT Number Validation
- WHMCS-21788 — Prevent error during request for SSL certificate status when using right to left language
- WHMCS-21899 — Visual refinements for DigiCert MarketConnect landing page
- WHMCS-21988 — The Getting Started Wizard will now show when you already have a server connected.
- WHMCS-22094 — Correct mobile responsive rendering of footer in blend-new theme
- WHMCS-22137 — Correct API createclientinvite developer documentation
- WHMCS-21513 — Ensure PayPal Checkout module works with custom service addons (Also known as: MODULE-7585)
- WHMCS-19169 — Correct bulk removal of IPs on Security tab of General Settings
- WHMCS-19286 — Prevent error with Sitejet addon when only annual pricing is configured
- WHMCS-19887 — Correct credit attributes when refunding invoice from View screen
- WHMCS-21790 — Prevent error on Payment Disputes when configuration is invalid for PayPal Payments
- WHMCS-21224 — Improve detection of SiteJet Publishing in Plesk (Also known as: WHMCS-21778)
- WHMCS-21272 — Correct identification of currency in callback from Skrill (Also known as: MODULE-8173)
- WHMCS-21786 — Improve handling of Sitejet availability for reseller packages in cPanel
- WHMCS-18763 — Add support for Troy card type
- WHMCS-19224 — New Getting Started Wizard
- WHMCS-19979 — Introduce SocialBee services via MarketConnect
- WHMCS-20016 — Introduce Add Ticket Reply for Ticket Scheduled Actions
- WHMCS-20055 — Provide admin ability to change user passwords
- WHMCS-20056 — Introduce optimized “Blend-New” Admin theme
- WHMCS-20371 — Implement Add a Ticket Note for Ticket Scheduled Actions
- WHMCS-20440 — Implement Update Custom Field Value to Ticket Scheduled Actions
- WHMCS-18657 — Prevent error when handling fraud block for free products
- WHMCS-18912 — Ensure daily cron tasks are able to complete when late fees are enabled, but no amounts are configured
- WHMCS-19067 — Correct rendering of response from disable 2FA request
- WHMCS-19094 — Correct padding for “Do Not Store” option on invoice payment screen
- WHMCS-19235 — Remove entry for, now publicly restricted, WHOIS server related to .gr TLDs
- WHMCS-19403 — Prevent error when adding free items to quote
- WHMCS-19456 — Refine CAPTCHA enforcement for checkout form
- WHMCS-19550 — Correct handling of setup intents for micro deposits with Stripe ACH
- WHMCS-19580 — Correct display of checkout’s new account inputs when pre-selected for authenticated user
- WHMCS-19575 — Correct Sitejet SSO link for clients with multiple services
- WHMCS-19711 — Correct date timestamp of Last Capture Attempt on invoices
- WHMCS-19733 — Improve resilience of credit transactions in invoice list
- WHMCS-19829 — Correct padding of buttons on admin ticket reply view
- WHMCS-19845 — Ensure time of transaction is displayed on View screen of invoice
- WHMCS-19864 — Update entry of WHOIS server for .mobi TLD
- WHMCS-19876 — Correct credit reconciliation for refunded invoice with multiple overpayments
- WHMCS-19881 — Correct spacing of mass action buttons on admin ticket list
- WHMCS-19882 — Improve alignment of count indicator on Schedule Actions tab
- WHMCS-19891 — Correct Delete Order operation on “View Orders” screen
- WHMCS-19892 — Assert Manage Invoice permission for changes to payment method of invoice
- WHMCS-19937 — Correct display of buttons in Capture modal on admin invoice page
- WHMCS-19963 — Improve resilience of order processing when prorata is enabled without a prorate date configuration value
- WHMCS-19970 — Ensure usage of custom client VAT field in client area when completing Auto Exemption logic
- WHMCS-19776 — Prevent error on Support Department setup due to translation phrases
- WHMCS-19980 — Remove XOVI Now in MarketConnect
- WHMCS-20006 — Ensure correct relative paths on admin invites page for all URI settings
- WHMCS-20020 — Improve logic for On Demand Renewal availability when evaluating cycles involving shorter months
- WHMCS-20046 — Itemize changes to invoices in system activity log
- MODULE-7801 — Correct formatting of SSL information during automated installation on DirectAdmin
- MODULE-8020 — Correct Metric Items labels for DirectAdmin
- MODULE-8161 — Correct admin contact organization for CentralNIC Reseller
- MODULE-8167 — Improve resilience of gateway transition for PayPal Basic to PayPayment
- MODULE-8168 — Show Plesk service’s client custom fields and configurable options on Product Details page
- MODULE-8169 — Ensure required X-DK-* details are send during .dk registration with CentralNic Reseller
- WHMCS-21702 — Update iDEAL via Mollie module to 2.0
- WHMCS-19446 — Add “qty” to GetClientsProducts and GetClientsAddons API (Also known as: CORE-19446)
Maintenance
WHMCS-19938 — Improve resilience of update routine when previous update queries were improperly applied
WHMCS-19939 — Prevent fatal error during cron if cPanel Licensing module is enabled (Also known as: CPL-172)
Maintenance
WHMCS-19397 — Improve resilience checks for pending invoices when attempting service upgrades (Also known as: CORE-19397)
WHMCS-19429 — Correct regression for general system settings for Domain Registration options
WHMCS-19488 — Correct Estonia VAT rate to 22%
WHMCS-19599 — Improve handling of unexpected licensing responses (Also known as: WHMCS-19825)
WHMCS-19751 — Prevent error for admin calendar when using French language values
WHMCS-19764 — Performance improvements for service renewal detection and aggregation
WHMCS-19811 — Improve display order of entries in ticket view’s log tab
WHMCS-19838 — Correct collapsing chevron for SSL landing page in Six theme
WHMCS-19855 — Correct display styling for save button on Manage invoice screen
WHMCS-19865 — Prevent error in admin Email Campaigns when using French
Modules
MODULE-8155 — Improve sanitization of module log entries for TTPWholesale
MODULE-8156 — Update client area cPanel Quick Shortcuts to display Domains over both Addon and Sub Domains
API
WHMCS-19780 — Prevent error when “description” is not provided to AddTransaction API
full changelog on link
https://docs.whmcs.com/releases/8-12/8-12-change-log/
Implemented
FEATURE-3984 — Implement Ticket Pinning for ticket lists
FEATURE-4028 — Create a Scheduled Action during a Reply
FEATURE-4038 — Create “Pin To Top” Scheduled Action
WHMCS-19690 — Implement opt-in user activity tracking to help WHMCS improve user experience
Maintenance
WHMCS-11766 — Ensure prorata billing over a Daylight Savings time change does not overbill by an extra day
WHMCS-19818 — Correct update schema for tblticketactions
MODULE-7995 — Ensure Google Analytics™ shows conversion data (including amount) under Reports > Engagement > Conversions
API
WHMCS-19445 — Add quantity parameter for service addons in AddOrder API (Also known as: CORE-19445)
- FEATURE-3946 — Implement Scheduling of Actions in Support Tickets
- FEATURE-3955 — Implement Admin User Invites
- FEATURE-3970 — Add health check for enabled Opcache extension
- WHMCS-19715 — Update MarketConnect’s DigiCert SSL landing page and upsell options (Also known as: MODULE-8119)
- WHMCS-19531 — Refinements for admin invoice UI live update behavior (Also known as: CORE-19531)
- WHMCS-19688 — Correct date timestamp of refund transactions (Also known as: CORE-19688)
- WHMCS-19691 — Correct user invoice permission (Also known as: CORE-19691)
- WHMCS-19734 — Correct credit removal value when removing invoice overpayment (Also known as: CORE-19734)
- WHMCS-19446 — Add “qty” to GetClientsProducts and GetClientsAddons API (Also known as: CORE-19446)
- WHMCS-19447 — Add “qty” for GetProducts API
- WHMCS-19448 — Add “minqty” and “maxqty” for GetProducts API
- WHMCS-19449 — Add “qty” for scaling quantity addon support in GetClientsAddons API