Title: WCAG 4.1.2: Ensures elements with ARIA roles have all required ARIA attributes (.k-splitbar)
Tags: Accessibility, WCAG 4.1.2, aria-required-attr

Issue: Ensures elements with ARIA roles have all required ARIA attributes (aria-required-attr - https://accessibilityinsights.io/info-examples/web/aria-required-attr)

Target application: xxx

Element path: .k-splitbar

Snippet: <div tabindex="0" role="separator" class="k-splitbar k-splitbar-vertical k-splitbar-draggable-vertical">

How to fix: 
Fix any of the following:
  Required ARIA attribute not present: aria-valuenow

Environment: Microsoft Edge version 111.0.1661.41

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This accessibility issue was found using Accessibility Insights for Web 2.37.3 (axe-core 4.6.3), a tool that helps find and fix accessibility issues. Get more information & download this tool at http://aka.ms/AccessibilityInsights.

 

=================== code ===============================

    <TelerikTabStrip TabPosition="Telerik.Blazor.TabPosition.Top" @ref="@TabStrip" Height="100%">
        @{
            foreach (var console in ViewModel.AvailableConsoles)
            {
                <TabStripTab Title="@console.Title" Disabled="@console.Disabled">
                    <div style="height:100%">
                        @RenderContent(console)
                    </div>
                 </TabStripTab>
            }
        }
    </TelerikTabStrip>