Issues

• [Bug]: setTheme retains every theme object and every element-scoped stylesheet

  Fluent UI WC (v3)Needs: Triage 🔍Type: Bug 🐛web-components
  microsoft/fluentui#37150 · Filter by author eruvalca opened on Nov 13, 2026

• [Bug]: Accordion initialization can stall when an item contains an unregistered element

  Fluent UI WC (v3)Needs: Triage 🔍Type: Bug 🐛web-components
  microsoft/fluentui#37149 · Filter by author elegantrw opened on Nov 12, 2026

• [Bug]: v8 DatePicker can change the date while disabled

  microsoft/fluentui#37145 · Filter by author Xapollon430 opened on Nov 12, 2026

• [Bug]: v9 compat DatePicker can change the date while disabled

  microsoft/fluentui#37143 · Filter by author Xapollon430 opened on Nov 12, 2026

• [Bug]: v8 ComboBox accepts an option while disabled

  microsoft/fluentui#37144 · Filter by author Xapollon430 opened on Nov 12, 2026

• [Bug]: Toast priority promotes lower values first, but the docs say higher priority toasts render first

  Area: DocumentationComponent: ToastFluent UI react-components (v9)Needs: Triage 🔍Type: Bug 🐛
  microsoft/fluentui#37136 · Filter by author jakesalvesen opened on Nov 12, 2026
  1

• [Bug]: Legends overflow menu announces aria-posinset positions that are not in the menu

  Area: AccessibilityNeeds: DiscussionNeeds: Triage 🔍Package: chartingType: Bug 🐛
  microsoft/fluentui#37132 · Filter by author jakesalvesen opened on Nov 11, 2026
  

• [Bug]: priorityQueue.remove() does not repair the heap upwards, so removing an entry can reorder the rest

  Fluent UI react-components (v9)Needs: Triage 🔍Type: Bug 🐛
  microsoft/fluentui#37129 · Filter by author jakesalvesen opened on Nov 11, 2026

• [Bug]: A sortable TableHeaderCell does not follow the cell alignment, so right aligned columns get left aligned headers

  Component: TableFluent UI react-components (v9)Needs: DiscussionType: Bug 🐛
  microsoft/fluentui#37125 · Filter by author jakesalvesen opened on Nov 11, 2026
  3

• [Bug]: Toaster overflows the left edge of viewports narrower than 312px and captures pointer events there

  Component: ToastFluent UI react-components (v9)Type: Bug 🐛
  microsoft/fluentui#37124 · Filter by author jakesalvesen opened on Nov 11, 2026
  1

• [Bug]: Queued toasts are not handled by dismissToast and dismissAllToasts

  Component: ToastFluent UI react-components (v9)Type: Bug 🐛
  microsoft/fluentui#37123 · Filter by author jakesalvesen opened on Nov 11, 2026
  2

• [Bug]: Link and AnchorButton ignore rel/referrerpolicy during modified activation

  Fluent UI WC (v3)Type: Bug 🐛web-components
  microsoft/fluentui#37089 · Filter by author Hotell opened on Nov 8, 2026
  

• [Bug]: fluent-button submits its form before a click handler can cancel submission

  Fluent UI WC (v3)Type: Bug 🐛web-components
  Bug

  microsoft/fluentui#37080 · Filter by author elegantrw opened on Nov 5, 2026
  

• [Bug]: Accordion crashes for scalar defaultOpenItems={0} (headless and styled v9)

  microsoft/fluentui#37066 · Filter by author arniebradfo opened on Nov 2, 2026

• [Bug]: fluent-link and fluent-anchor-button don't show the destination URL on hover (regression from inert proxy anchor)

  Fluent UI WC (v3)Type: Bug 🐛web-components
  microsoft/fluentui#37063 · Filter by author Hotell opened on Nov 2, 2026
  1

  

• [Bug]: fluent-button remains disabled after its parent fieldset is re-enabled

  Component: ButtonFluent UI WC (v3)Type: Bug 🐛web-components
  microsoft/fluentui#37047 · Filter by author elegantrw opened on Oct 30, 2026
  2

  

• [Bug]: Overflow divider sizing scans groups without registered dividers (@fluentui/react-components)

  microsoft/fluentui#37041 · Filter by author andreivms opened on Oct 29, 2026

• [Bug]: Context-selector cleanup repeatedly shifts provider listeners (@fluentui/react-components)

  microsoft/fluentui#37038 · Filter by author andreivms opened on Oct 29, 2026

• [Bug]: Arrow surfaces recreate position managers on same-option renders (@fluentui/react-components)

  microsoft/fluentui#37037 · Filter by author andreivms opened on Oct 29, 2026

• [Bug]: Redundant scroll-parent discovery when creating position managers (@fluentui/react-components)

  microsoft/fluentui#37035 · Filter by author andreivms opened on Oct 29, 2026

• [Bug]: Custom images used as icon is throwing warnings in a loop

  Area: IconsFluent UI react-components (v9)Needs: AttentionNeeds: ReproType: Bug 🐛
  microsoft/fluentui#37032 · Filter by author kiranbellala opened on Oct 29, 2026
  5

  

• [Bug]: Numeric zero content is treated as empty in CounterBadge and InfoLabel

  Component: BadgeComponent: InfoLabelFluent UI react-components (v9)Type: Bug 🐛
  microsoft/fluentui#36992 · Filter by author poplolioi11 opened on Oct 25, 2026
  

• [Bug]: AreaChart renders SVG rect with negative width and height on initial render

  Package: chartingType: Bug 🐛
  microsoft/fluentui#36976 · Filter by author sanjanaa-gv opened on Oct 22, 2026
  

• [Bug]: workspace-plugin tests assume Unix paths and checkout ordering

  microsoft/fluentui#36955 · Filter by author PaulGMardling opened on Oct 20, 2026

• [Bug]: workspace-plugin project discovery depends on process working directory

  microsoft/fluentui#36954 · Filter by author PaulGMardling opened on Oct 20, 2026