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Update on June 2022 Zimbra Patch release
https://blog.zimbra.com/2022/06/update-on-june-2022-zimbra-patch-release/ (June 20th 2022)

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Rspamd: A replacement for Spamassassin & Postscreen

Last post by phoenix « Fri May 27, 2022 6:45 am
Replies: 219
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by phoenix » Sat Jul 29, 2017 3:19 pm

I've been looking for a suitable replacement for DSPAM, a project that was good but died and became unmaintained then totally removed from Zimbra. In...
219 Replies

2789289 Views

Last post by phoenix View the latest post
Fri May 27, 2022 6:45 am

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DO NOT INSTALL the Kepler 9.0.0 Patch 25 or 8.8.15 Patch 32

Last post by phoenix « Fri Jun 17, 2022 7:23 pm
Replies: 15
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by phoenix » Fri Jun 17, 2022 6:40 am

Unfortunately Zimbra don't seem to realise they have a user forum here, they've posted a warning about the current Patch release on a wiki that, I'd...
15 Replies

1614 Views

Last post by phoenix View the latest post
Fri Jun 17, 2022 7:23 pm
Zimbra 9 - FOSS

Last post by glottis « Fri Jun 17, 2022 1:44 pm
Replies: 99
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by jorgedlcruz » Wed Apr 15, 2020 8:22 am

Hi guys,
Have you seen the unofficial version Beezim has released? It is for RHEL/CentOS, but interesting -

I was looking at how to build your own...
99 Replies

210412 Views

Last post by glottis View the latest post
Fri Jun 17, 2022 1:44 pm
Another Letsencrypt method

Last post by JDunphy « Fri May 13, 2022 3:40 pm
Replies: 143
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Attachment(s) by JDunphy » Fri Nov 04, 2016 6:52 pm

Thought I would share a method that I prefer over installing and allowing the letsencrypt software to take over my zimbra host. For those users that...
143 Replies

377082 Views

Last post by JDunphy View the latest post
Fri May 13, 2022 3:40 pm
Open Source, an interesting read

Last post by Klug « Fri Jul 09, 2021 8:14 am
Replies: 7
by phoenix » Tue Jul 21, 2020 9:47 am

I somehow seem to have missed this interesting article:

I think there are a few lessons and words of wisdom in there for Synacor but I don't think...

7 Replies

30122 Views

Last post by Klug View the latest post
Fri Jul 09, 2021 8:14 am
A Grafana Dashboard for Zimbra Collaboration

Last post by davidkillingsworth « Thu Apr 08, 2021 4:11 am
Replies: 84
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Attachment(s) by jorgedlcruz » Tue Aug 08, 2017 12:50 am

Hello everyone,
I've been working on a spare project using Grafana and Zimbra Collaboration. This dashboard, based on the well-known pflogsumm,...
84 Replies

278934 Views

Last post by davidkillingsworth View the latest post
Thu Apr 08, 2021 4:11 am
certbot-zimbra v0.2

Last post by JDunphy « Tue Sep 08, 2020 7:53 pm
Replies: 7
by maxxer » Sun Sep 10, 2017 8:30 am

Hi
An update for the users of this script: I've partially rewritten it so that now it patches nginx's template file instead of production ones....

7 Replies

60320 Views

Last post by JDunphy View the latest post
Tue Sep 08, 2020 7:53 pm
Zimbra 9 now available - in case anyone missed the blog post

Last post by rholighaus « Tue May 19, 2020 5:06 pm
Replies: 42
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by phoenix » Tue Apr 07, 2020 5:44 pm

Release Notes:

Before anyone asks, there doesn't appear to be an OSS version available (yet?) for download and the new Modern Web App is only...
42 Replies

116945 Views

Last post by rholighaus View the latest post
Tue May 19, 2020 5:06 pm
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by Lewis-H « Wed Apr 22, 2020 1:24 pm
Replies: 8
Attachment(s) by jorgedlcruz » Mon Aug 14, 2017 12:20 pm

Hello everyone,
I've been working on a spare project using SNMP and Zimbra Collaboration. This project uses a modified version of the popular...

8 Replies

61717 Views

Last post by Lewis-H View the latest post
Wed Apr 22, 2020 1:24 pm
CVE-2019-9670 being actively exploited (Hacked Server)

Last post by phoenix « Sun Feb 16, 2020 7:22 am
Replies: 248
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Attachment(s) by maxxer » Wed Apr 03, 2019 2:32 pm

As many repoted on IRC, the latest security bug found in Zimbra is being actively exploited in the wild.

It's easy to find a compromised install...
248 Replies

542291 Views

Last post by phoenix View the latest post
Sun Feb 16, 2020 7:22 am
STARTTLS everywhere

Last post by FredKarno « Thu Jul 11, 2019 12:39 pm
Replies: 7
by phoenix » Sat Jun 30, 2018 9:38 am

Following on from their success with Let's Encrypt (and certbot) the Electronic Frontier Foundation have launched an initiative to get all mail...

7 Replies

53163 Views

Last post by FredKarno View the latest post
Thu Jul 11, 2019 12:39 pm
memcached amplification attack

Last post by davidkillingsworth « Thu May 30, 2019 12:12 pm
Replies: 16
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by reason2008 » Thu Mar 01, 2018 12:06 am

Is this anything we need to be concerned about? My server is behind a firewall and doesn't allow the port addressed in the article.
16 Replies

76899 Views

Last post by davidkillingsworth View the latest post
Thu May 30, 2019 12:12 pm
Wrong date using imapsync

Last post by ajaxpain « Thu Jun 30, 2022 12:54 pm

by ajaxpain » Thu Jun 30, 2022 12:54 pm

Hello, I am using imapsyn to migrate from one email to another, but the emails are uploaded with an incorrect date, in the inbox and sent.
In the...

0 Replies

313 Views

Last post by ajaxpain View the latest post
Thu Jun 30, 2022 12:54 pm
Zimbra - proxmox 6.4 Mail Gateway settings

Last post by mehmetozbakir « Thu Jun 30, 2022 10:50 am
Replies: 7
Attachment(s) by mehmetozbakir » Mon Jun 27, 2022 12:14 pm

Dear My Friends,

I've installed proxmox mail gateway , I made settings done of proxmox mail gateway but I couldn't set up the zimbra settings for...

7 Replies

1660 Views

Last post by mehmetozbakir View the latest post
Thu Jun 30, 2022 10:50 am
Zimbra 8.8.15 patch 32 for CentOS6

Last post by Rameshc « Thu Jun 30, 2022 10:32 am

by Rameshc » Thu Jun 30, 2022 10:32 am

Hi All,

I'm currently running Zimbra Patch 8.8.15_P28 in CentOS 6. Can anyone tell me, IS there a way to apply latest patch 32 for CentOS 6 system?...

0 Replies

151 Views

Last post by Rameshc View the latest post
Thu Jun 30, 2022 10:32 am
UnRAR Vulnerability Could Lead to Zimbra Webmail Hack

Last post by phoenix « Thu Jun 30, 2022 8:29 am
Replies: 1
by oetiker » Thu Jun 30, 2022 6:18 am

Hi folks

Anybody has some information about this...

1 Replies

282 Views

Last post by phoenix View the latest post
Thu Jun 30, 2022 8:29 am
Help! ZCS 8.6 not running after upgrading the TLS

Last post by hklt0110 « Thu Jun 30, 2022 7:50 am
Replies: 2
by hklt0110 » Thu Jun 30, 2022 6:36 am

Following the instruction on this link -

after disabling tls1, tls1.1 and enable only tls1.2 and tls1.3, I cannot start the zcs running normal....

2 Replies

286 Views

Last post by hklt0110 View the latest post
Thu Jun 30, 2022 7:50 am
Zimbra Email service work but cannot login to admin or webclient

Last post by jsofari « Thu Jun 30, 2022 3:38 am

by jsofari » Thu Jun 30, 2022 3:38 am

Anyone please help,
i see this problem in other post in this forum but no one answer.
i use zimbra 8.8.15 zcs
Admin UI cannot access its just blank...

0 Replies

63 Views

Last post by jsofari View the latest post
Thu Jun 30, 2022 3:38 am
Success: Moved Zimbra 8.8.15 to new disk on Ubuntu 20.04

Last post by sigtrap « Wed Jun 29, 2022 1:04 pm

by sigtrap » Wed Jun 29, 2022 1:04 pm

This is just documentation of the success story of moving /opt/zimbra to new disk and then mount it as /opt
The back story is that I installed Zimbra...

0 Replies

373 Views

Last post by sigtrap View the latest post
Wed Jun 29, 2022 1:04 pm
[SOLVED] repeated connect/session/disconnect from mail-*.outbound.protection.outlook.com and missing emails from outlook

Last post by lzmarine « Tue Jun 28, 2022 6:57 pm
Replies: 2
by lzmarine » Sat Jun 25, 2022 4:21 pm

This happens for various *.outbound.protection.outlook.com domains, but not all. I tested from my work O365 and it is fine. I have SPF, DKIM,...

2 Replies

1687 Views

Last post by lzmarine View the latest post
Tue Jun 28, 2022 6:57 pm
AJAX webmail "CSSStyleSheet" error when switching tabs

Last post by dleveque_IT « Tue Jun 28, 2022 4:34 pm
Replies: 1
by Xardas999 » Tue Jun 04, 2019 4:52 pm

Hello, colleagues!

Since some time I keep receiving the error in the Webmail " Failed to execute 'removeRule' on 'CSSStyleSheet': The index...

1 Replies

1547 Views

Last post by dleveque_IT View the latest post
Tue Jun 28, 2022 4:34 pm
Whitelisted keeps going to junk

Last post by zim_mike « Tue Jun 28, 2022 4:20 pm
Replies: 5
by zim_mike » Wed Jun 22, 2022 2:27 pm

I have a Linux server on the lan that sends notices every hour but a couple of weeks ago, those started going to the junk folder.
The strange thing...

5 Replies

986 Views

Last post by zim_mike View the latest post
Tue Jun 28, 2022 4:20 pm
Editing Alias addresses removes account from all Distribution Lists

Last post by thomas.maeder « Tue Jun 28, 2022 1:53 pm

by thomas.maeder » Tue Jun 28, 2022 1:53 pm

Whenever I modify the list of alias addresses of an account, all memberships of that account to distribution lists are deleted.

This has started...

0 Replies

161 Views

Last post by thomas.maeder View the latest post
Tue Jun 28, 2022 1:53 pm
error: admin panel is blank

Last post by yumibad « Tue Jun 28, 2022 1:49 pm

by yumibad » Tue Jun 28, 2022 1:49 pm

When I open the admin panel screen, the screen is blank. When I go in inspect, it pops the following error "POST 503 (Service...

0 Replies

129 Views

Last post by yumibad View the latest post
Tue Jun 28, 2022 1:49 pm
Account Alias, and "on Behalf of"

Last post by thomas.maeder « Tue Jun 28, 2022 11:18 am
Replies: 4
by tonyg » Thu Aug 09, 2018 8:50 pm

My brand-spankin-new Zimbra installation is now supporting four domains - thanks all! :) I'm still in test mode with domains that aren't too...

4 Replies

2118 Views

Last post by thomas.maeder View the latest post
Tue Jun 28, 2022 11:18 am
After 8.8.15 p31: Webmail Defaults to 'Contacts' tab

Last post by gabaker « Mon Jun 27, 2022 2:25 pm
Replies: 11
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by gabaker » Wed Jun 01, 2022 12:17 pm

Hi,
I noticed one other comment on the thread about 8.8.15 p31 availability and thought I would start a new thread.
Upgraded 8.8.15 install to patch...
11 Replies

4490 Views

Last post by gabaker View the latest post
Mon Jun 27, 2022 2:25 pm

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