[MapServer-dev] Allow UNC map and context paths in Windows CGI validation

Jeff McKenna jmckenna at gatewaygeomatics.com
Tue Oct 20 04:14:49 PDT 2026


Hi Tamas,

It sounds like you are going to tackle this through documentation 
instead.  Please make sure to make the warning stand-out in the doc 
(using the 'warning' directive) as this change could be a major security 
vulnerability - or, I can add that warning later.

thanks,

-jeff





On 2026-10-18 3:11 p.m., Tamas Szekeres via MapServer-dev wrote:
> Hi Developers,
> 
> We had a discussion <https://lists.osgeo.org/pipermail/mapserver- 
> dev/2022-February/016699.html> a couple of years ago about allowing UNC 
> paths in mapfiles on Windows. I've created a ticket <https://github.com/ 
> MapServer/MapServer/issues/7668> and a suggested PR <https://github.com/ 
> MapServer/MapServer/pull/7669> to implement the change, but I'm a bit 
> uncertain whether this requires an RFC and voting or we can treat this 
> as a bugfix only. Let me know what you think.
> 
> Best regards,
> 
> Tamas
> 
> 


More information about the MapServer-dev mailing list