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

Tamas Szekeres szekerest at gmail.com
Tue Oct 20 10:26:29 PDT 2026


I think the documentation is enough for now to describe we can override the
default settings.

https://mapserver.org/mapfile/config.html

Best regards,

Tamas


Jeff McKenna via MapServer-dev <mapserver-dev at lists.osgeo.org> ezt írta
(időpont: 2026. okt. 20., K, 17:43):

> Hi Tamas,
>
> I am sorry for not being clear: I was aware that you were closing the
> ticket, but in the ticket you had mentioned that you were going to
> handle this through documentation instead.  I likely misunderstood you
> here.
>
> Anyway, no worries, I think it is too tricky, with security concerns
> today, to mention this change in code or documentation.
>
> -jeff
>
>
>
> On 2026-10-20 9:51 a.m., Tamas Szekeres wrote:
> > Hi Jeff,
> >
> > I prefer to close this ticket without including the PR since we have the
> > option to override the default setting in the mapserver config file.
> >
> > Best regards,
> >
> > Tamas
> >
> >
> > Jeff McKenna via MapServer-dev <mapserver-dev at lists.osgeo.org
> > <mailto:mapserver-dev at lists.osgeo.org>> ezt írta (időpont: 2026. okt.
> > 20., K, 13:25):
> >
> >     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-
> >     <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/ <https://github.com/>
> >      > MapServer/MapServer/issues/7668> and a suggested PR <https://
> >     github.com/ <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
> >      >
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