efore the
patch for a zero-day exploit is deployed. Sadly, this is not a
theoretical issue: <a
href="https://github.com/Xpra-org/xpra/issues/2470">pdfium 0-day</a>, <a
href="https://github.com/Xpra-org/xpra/issues/2222">putty
vulnerability</a>, <a
href="https://github.com/Xpra-org/xpra/commit/ac9b2f86b19bdad8194f494ecf57877eaa577b81">tortoisesvn
unpatched security fix</a> and many many more. The MS Windows libraries
are maintained by <a href="https://www.msys2.org/">MSYS2</a>, the MacOS
libraries are mainta