Nagios XI 2026R1.1 Released, Fixes Privilege Escalation Vulnerability

Cyberpress • December 17, 2025

The attack requires local system access but bypasses traditional security boundaries. The exploitation process is straightforward for attackers. Once ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Nagios XI 2026R1.1 Released to Address Privilege Escalation Vulnerability Nagios XI 2026R1.1 has been released to fix a privilege escalation vulnerability that allows attackers with local system access to bypass traditional security measures. The exploitation process is straightforward, making it critical for affected users to update their systems promptly. 2 sources 36

Nagios XI 2026R1.1 Released, Fixes Privilege Escalation Vulnerability

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