[Xymon] Xymon and XSS vulnerability

[Gatis Anerauds]

Hi,

Looking for help.
Does anyone know something about this rather old XSS vulnerability?
https://infosec.rm-it.de/2012/04/08/xss-in-xymon/
It is kind of still there in the 4.3.30 version.
Any ideas how can it be solved?

Regards
Gatis
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