The mailing list for listmasters using Sympa

[IKEDA Soji <address@concealed>]

Hi Betty,

On 2023/05/24 4:47, Widerski, Betty wrote:
> I want to put a mailto: link on a list's home page, like
> <a href="mailto:address@concealed?subject=unsubscribe mylist" 
> target="_blank">Unsubscribe from mylist</a>
>
> It appears on the list home page as if it's a link, but clicking on it does nothing. I 
> tried with and without target="_blank" to open a new window.
>
> I then tried linking to a basic website:
> <a href="https://my.site.edu";>go here</a>
>
> This also looked like a link but didn't function. I then tried linking to an 
> internal Sympa web_tt2 page:
> <a href="https://listsdev.site.edu/lists/help/admin-po-createlist.html";>internal 
> link</a>
>
> The link to an internal page works.  Is there some configuration in Sympa 
> that prevents links to external sites working when the HTML is on a Sympa 
> page?
>
> I have partly gotten around it by having a separate nonSympa WWW root above 
> it (Sympa is listsdev.site.edu/lists, nonSympa is 
> listsdev.site.edu/something.html). If I put the mailto: URL on an HTML page 
> external to Sympa but still on the same server it works properly, so it feels 
> like Sympa is the block.

To prevent users from inserting potentially dangerous external links
into Sympa web pages, links to external sites other than those allowed
by allowed_external_origin parameter are disabled.  Please see below for
details:

https://www.sympa.community/gpldoc/man/sympa_config.5.html#allowed_external_origin


Regards,
-- Soji

> Thanks
> Betty
>
> Betty Widerski
> Cloud & Server Engineering - HBS Information Technology
> HARVARD  BUSINESS  SCHOOL
> Shad 108 N | address@concealed<mailto:address@concealed> | T: 617.495.6642

--
株式会社 コンバージョン
ITソリューション部 システムソリューション1グループ 池田荘児
e-mail address@concealed
https://www.conversion.co.jp/