The Open Source Monitoring Conference · 📆 Nov. 17–19, 2026 · 📍Nuremberg · ⭐️20th Anniversary Edition
The Open Source Monitoring Conference · 📆 Nov. 17–19, 2026 · 📍Nuremberg · ⭐️20th Anniversary Edition

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Security Release for Icinga 2 v2.16.2, 2.15.4, 2.14.9

Security Release for Icinga 2 v2.16.2, 2.15.4, 2.14.9

by | Jun 30, 2026 | , ,

Today's security update for Icinga2 addresses several security vulnerabilities. Two of them are particularly critical. An update is absolutely necessary. An unauthenticated attacker can use this to take over or crash Icinga 2 processes over the network. The remaining updates apply only to authenticated API users. Find out here exactly what's affected, how high the risk is for your setup, and how to update in just a few minutes. The Vulnerabilities in Detail GHSA-vj39-ww8j-vvx5 ( CVE pending)...

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Installing Icinga with Icinga DB on Ubuntu 26.04

Installing Icinga with Icinga DB on Ubuntu 26.04

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Last updated: 11.06.2026 Icinga mit Icinga DB auf Ubuntu 26.04 LTS installieren: diese Anleitung führt dich Schritt für Schritt durch die komplette Grundinstallation. From the integration of the Icinga repository to the Redis-based IcingaDB setup and the Node Wizard....

Ansible basics

Ansible basics

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Last updated: 28.05.2026 Imagine you have to install the same packages, start services and adjust configurations on 10 servers. Manually via SSH, with copy-paste commands and countless error searches. Ansible, an open source tool developed primarily by Red Hat,...

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Show users in MySQL

Show users in MySQL

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In MySQL, user management plays a crucial role in making database access secure and efficient. But how do you display existing users? In this blog post you will learn how to quickly and easily list all MySQL users, what information you will get and what you should...

Icinga 2 Security Release – November 2024

Icinga 2 Security Release – November 2024

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Critical error in the Icinga 2 core Today, November 12, 2024, the Icinga team has released a security fix that is classified as CRITICAL. The associated CVE (Common Vulnerabilities and Exposures) can be found under the number CVE-2024-49369. You can find Icinga's blog...

Data collection with the Support Collector

Data collection with the Support Collector

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Last updated: 22.11.2024 What is the Support Collector and how does it work? The Support Collector offers an easy way to automatically record all important information about a server and the installed software components. A ZIP file is created with just a few...