Fixed #21316, panning on axes with overscroll was not possible.
Fixed #21660, navigator handles were not updated if they had URL symbols.
Fixed #21483, zooming out on ordinal axes was not working correctly.
Fixed #20359, scrollbar was not working when x-axis extremes were the same.
HIGHCHARTS CORE v11.4.8 CHANGES
These core changes also apply to this moduleEXPANDCOLLAPSE
12 BUGFIXESEXPANDCOLLAPSE
Fixed #21165, series didn’t render properly when the chart height was very large.
Fixed #21106, series clipped on boost disabled and increased the chart size.
Fixed #21734, minor ticks were wrongly distributed with multiple axes or when tickAmount was set.
Fixed #21521, plot band labels and plot line labels would overlap if positioned too close. Added inside and allowOverlap options to the Axis.plotBands.label options.
Fixed #20499, data labels failed to apply width in styled mode.
Fixed #21205, offline PDF exporting was broken by attempted erroneous child node removal when the chart contained text paths.
Fixed #21241, accessibility could not be dynamically enabled or disabled.
Fixed #21188 and #21510, hidden divs with special CSS styles increased chart height by firing ResizeObserver.
Fixed #21650, the data module was not successfully updating the x-axis in some cases.
Fixed #21255, tooltip with outside rendered outside viewport, making document.documentElement expand.
Fixed #21605, legend text was not vertically aligned with the symbol.
Fixed #19623, errors in custom build when the Pointer class was not added.