Blog Entries

06. 11. 2026 Patrick Harasser Bug Fixes, NetEye

NetEye 4 – Security Advisory (Icinga Web 2)

Disclaimer: Three of the security issues referenced below do not yet have public CVE identifiers, so they are referenced by their GHSA ID. This post will be updated as soon as CVEs become available. Important: Icinga Web 2 security update Type/Severity NetEye Product Security has rated this update as having a High security impact. Topic…

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04. 11. 2026 Patrick Harasser Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a High security impact. Topic Updates for the Elastic Stack packages are now available for NetEye 4. Security Fix for NetEye 4.50 CVEs Elasticsearch Kibana Logstash Logstash shares the two eMudhra trust-store CVEs listed under Elasticsearch (CVE-2026-91403, CVE-2026-114820) through its…

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03. 11. 2026 Patrick Harasser Bug Fixes, NetEye

Bug Fixes for NetEye 4.50

Update: Elastic Stack v9.5.6 also includes important security fixes. You can find more details here. Update of Elastic Stack to Version 9.5.6 Elastic Stack 9.5.6 is a maintenance release that brings a large set of stability, correctness and hardening fixes across Elasticsearch, Kibana, Fleet Server, Logstash, Elastic Agent, Beats, Elastic Observability, and Elastic Security. Elasticsearch…

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07. 10. 2026 Patrick Harasser Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a High security impact. Topic Updates for the Elastic Stack packages are now available for NetEye 4. Security Fix for NetEye 4.50 CVEs Elastic Agent Elasticsearch Kibana Most of the 8 CVEs are resource-exhaustion weaknesses in Elasticsearch. These are Uncontrolled…

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03. 09. 2026 Patrick Harasser Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a High security impact. Topic Updates for the Elastic Stack packages are now available for NetEye 4. Security Fix for NetEye 4.49 CVEs Elastic Agent Kibana Most of the 11 CVEs are authorization and access control weaknesses affecting Kibana, including…

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01. 09. 2026 Reinhold Trocker Log-SIEM

Query Historical Data without Restoring Everything: Using Elasticsearch Searchable Snapshots

Historical log data is valuable – until the cost of keeping every shard online starts competing with the value of the data itself. Elasticsearch searchable snapshots offer a practical middle ground for a NetEye installation: Keep an index in a snapshot repository, mount it when an investigation needs it, and query it through Elasticsearch or…

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14. 08. 2026 Patrick Harasser Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a High security impact. Topic Updates for the Elastic Stack packages are now available for NetEye 4. Security Fix for NetEye 4.49 CVEs Elasticsearch Fleet Server Kibana Most of the 36 CVEs are Denial of Service vulnerabilities affecting Elasticsearch (uncontrolled…

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24. 07. 2026 Gabriele Bocchi Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a Medium security impact. Topic Updates for the Elastic Stack packages are now available for NetEye 4. Security Fix for NetEye 4.48 CVEs Elasticsearch Kibana Most of the 15 CVEs are Denial of Service vulnerabilities affecting Elasticsearch (ES|QL, EQL, search-query parsing) and Kibana…

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10. 07. 2026 Daniele Saccon APM, Log Management, Log-SIEM

Creating Powerful and Effective Dashboards: Tips and Best Practices

Why Dashboards Are Important In the modern IT world, simply collecting data isn’t enough: Real value comes when data can be quickly interpreted and transformed into useful information. Dashboards represent the final step of a process that starts with: Through charts, tables and interactive visualizations, dashboards allow users to: One of the main advantages of…

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07. 07. 2026 Gabriele Bocchi Bug Fixes, NetEye

NetEye 4 – Security Advisory (Elastic Stack)

Important: Elastic Stack security update Type/Severity NetEye Product Security has rated this update as having a Medium security impact. Topic An update for the Kibana package is now available for NetEye 4. Security Fix for NetEye 4.48 CVEs All of the 3 CVEs are Denial of Service vulnerabilities that affect Kibana, within the Elastic Stack. Affected Products All…

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27. 06. 2026 Csaba Remenar Log Management, NetEye

When Postfix Can No Longer Remain Invisible: More Transparent Debugging with Elastic

Postfix is ​​not typically the first component that comes to mind when talking about critical services. And yet it’s through Postfix that all notifications, ticketing system-related correspondence, and monthly SLA reports are sent out from NetEye. As long as everything is working properly, Postfix is ​​almost invisible. And that’s exactly what it does: silently and…

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24. 06. 2026 Gabriele Bocchi Bug Fixes, NetEye

NetEye 4 – Security Advisory (GLPI)

Important: GLPI security update Type/Severity NetEye Product Security has rated this update as having a high security impact. Topic An update for the glpi packages is now available for NetEye 4. Security Fix for NetEye 4.48 Summary The vulnerabilities include two SQL injections, an Arbitrary file deletion, a Privilege Escalation via authtype API manipulation, an Unauthorized debug mode…

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23. 06. 2026 Damiano Chini Bug Fixes, NetEye

NetEye 4 – Security Advisory (Grafana)

Important: Grafana security update Type/Severity NetEye Product Security has rated this update as having a high security impact. Topic An update for the grafana packages is now available for NetEye 4. Security Fix for NetEye 4.48 Summary A Grafana Editor can overwrite a dashboard not owned by them to acquire admin permission on that specific dashboard. The user…

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10. 06. 2026 Franco Federico Unified Monitoring

Transform Metrics into Alerts

Rarely has a title been more fitting: Transform metrics into alerts. It’s not just a description of what the system does – it’s also the exact name of the Elastic tool that makes it possible. Transforms, in their technical meaning, are the component we use to do precisely this: take a continuous stream of raw…

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12. 05. 2026 Daniele Saccon APM, NetEye

From Elastic Observability to NetEye: Alerting with Tornado

With Elastic Observability we can create alerts on all data we collect, such as logs, metrics, application services and synthetic monitoring. However, NetEye represents the main operational console from which to monitor the entire infrastructure. By sending alarms from Elastic Observability to NetEye via Tornado, we can also bring this information into the NetEye console,…

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