Zimbra Forums

According to ZCS 10.0.18 release notes ZCS 10.0.18 should include a fix for CVE-2025-68645 ( Addressed an unauthenticated local file inclusion...

While checking the ZCS 10.1.13 update on the Zimbra's antisamy repo I have noticed that Zimbra's antisamy has an additional lib directory with jar...

It seems that there's a list of sites running ZCS (presumably by scanning for signatures) that I'm on, and I've been seeing huge volumes of phishing...

I've been trying to use the Modern UI more often, and I and my customers are heavy users of the Email Templates zimlets.

Recently, I discovered that...

According to Adrian Gibanel on today's Zeta Alliance call, Zimbra are about to release a Hotfix to introduce two new Global Config attributes:...

Hi! With the loss of the NG modules in ZCS v10+, is it possible to somewhat replicate the zxsuite abq mechanism? I'd like to be able to have new...

Greetings, all. I've been hosting a few personal domains on Ubuntu/Zimbra FOSS for well over a decade and have been frankly a little scared to get...

zimbra-foss-builder has been split between zimbra-foss-builder and zimbra-foss repos.

- Zimbra FOSS Builder (from Maldua) let's you build Zimbra...

ZCS FOSS 10.1.12 - Security fixes and embargoed commits

This thread will study ZCS NE 10.1.12 (released on October 06, 2025) security fixes and...

Hi all, I created a script to assist upgrade/migrate Zimbra from any version to the latest 10.1 FOSS or NE. I have tested it with Maldua FOSS...

Hi

I am on Maldua FOSS build system and used the binary for 10.1.4
after apt dist-upgrade today mailboxd and jetty dont work anymore.

I upgraded to...

This ActiveSync Auth extension will improve integration with Z-Push and Z-Push Zimbra Backend .

activesyncauth-adminzimlet1.png

Features:

- 2FA...

Hi all,
I am creating a zimlet and in that i am using dialog from import { ModalDialog } from '@zimbra-client/components';
In modal dialog by...

I am wondering how to make Zimbra Mailboxd to connect to Zimbra MTA using TLS (465). Currently this zimbraSmtpHostname is set to localhost:25, if it...

Hello!

I just upgraded from 9 to 10.1 directly on the server, I would now like to migrate Zimbra to another server under Rocky 8.10.

I have rsync...

Hi everyone,

I’m using a service account in delegated mode to access users’ calendars, but I can only see Free/Busy information — the event details...

Hello,

I am setting up Zimbra for a school and need guidance on how to:

Create an admin account (or delegated admin) that can manage user accounts...

Hi all

A client server has started getting this error message below. It has been working fine, it just started yesterday.

(delivery temporarily...

Single User Export

Old Server:

$ zmmailbox -z -m hashir@domain.com getRestURL 'Calendar/?fmt=tgz' > /tmp/hashir-calendar.tgz
$ zmmailbox -z -m...

Old server:

Create an empty file to store all aliases and set file ownership to zimbra

# touch /tmp/all_accts_aliases.txt && chown zimbra:zimbra...

All the other hotkeys work, but del does nothing when an e-mail is open. Solution?

Version is
Zimbra 10.1.10_GA_4785 (build 20250701073705)

Hello,

Does anyone know whether Zimbra (latest version) fully supports SMTPUTF8, and has this been tested?
I am currently considering whether to...

Bonjour,

J'utilise un MDM pour déployer l'application Android Zimbra sur les tablettes gérées de l'entreprise.
Avec ce MDM je peux pousser des...

Several of my professional services customers who have configured their corporate domains in Zimbra to do Active Directory authentication have...

How do I resolve this issue? Is this a problem?

Since I send thousands of emails a day, I'm worried my email server is being listed as spam.

I've...