ThreatCluster

Nagios XI 2026R1.1 Released to Address Privilege Escalation Vulnerability

First seen 18 Dec 2025, 12:00 UTC • •36

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ThreatCluster •March 12, 2026 at 13:27 UTC

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.

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2 entities, 1 inferred relationships (STIX 2.1).

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Technique (1)

Privilege Escalation

Affected Platform (1)

Nagios XI

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Privilege Escalation targets Nagios XI

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