[horde] Invalid Token for reopen mail as HTML or view source

[Torben Dannhauer]

Hi,

Yes that is confirmed and fixed in FW_6_0.

Torben


Von unterwegs gesendet
Sent from mobile


> Am 22.06.2026 um 13:17 schrieb Angel Parra <angel at parranet.com>:
> 
> Hello,
> 
> I can confirm the same error.
> 
> With:
>  - Horde (horde) 6.0.0-RC7
>  - Mail (imp) 7.0.0-RC5
> 
> Authentication Settings:
>  - Let Horde application handle authentication
>  - Auth APP: IMP
> 
> 
> The imap server is localhost. Using dovecot-imapd 2.4.1 on a Debian 13.
> 
> Then you press "View HTML data in new window." for a mail the emerging window has a token error and you are "loged-out".
> 
> 
> The error does not happen with:
>   - Horde (horde) 6.0.0-RC5 (I do not check on RC6)
>   - Mail (imp) 7.0.0-RC3
> 
> 
> Thank you
> 
> Angel
> 
> 
> 
> Quoting lst_hoe02 at kwsoft.de:
> 
>> Hello,
>> 
>> we have a test install with Horde 6.0.0-RC7 and matching IMP. It works basically but we are not able to view mail source or the HTML part in a separate browser window. The error is "Invalid Token" and no content is displayed.
>> The syslog contains the following:
>> 2026-06-22T11:57:40.217804+02:00 schulung HORDE: User xxxxxx is not authorized (Remote host: xx.xx.xx.xx) [pid 204604 on line 428 of "/var/www/horde/vendor/horde/core/lib/Horde/Registry.php"]
>> 
>> So it looks like a problem with authentication token?
>> 
>> Thanks
>> 
>> Andreas
>> 
>> 
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