Can't select files to upload in a browsers

Firefox and Chromium browser, in the file selection window for upload,
does not show the contents of directories other than the Downloads
directory


OpenBSD 6.6-current
OpenBSD 6.6 GENERIC.MP#509 amd64

openbox-3.6.1p7 small, fast & usable window manager
firefox-71.0 Mozilla web browser
chromium-78.0.3904.106 Chromium browser
gtk+2-2.24.32p8 multi-platform graphical toolkit
gtk+3-3.24.13 multi-platform graphical toolkit
gtk+4-3.96.0p6 multi-platform graphical toolkit

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Dmitry Orlov