CVE-2024-13999

Critical

Description

Nagios XI versions prior to 2024R1.1.3, under certain circumstances, disclose the server's Active Directory (AD) or LDAP authentication token to an authenticated user. Exposure of the server’s AD/LDAP token could allow domain-wide authentication misuse, escalation of privileges, or further compromise of network-integrated systems.

SeverityCritical

CVSS9.8

Exploit probability—

ProductNagios Xi

PublishedOct 30, 2025

First seenOct 30, 2025

Weakness typeCWE-497CWE-497

How to fix

Update

nagios nagios_xi2024 or later

Patches

nagios.com/products/security/#nagios-xi
nagios.com/changelog/nagios-xi/

Affected products

Product	Affected versions	Fixed in
nagios nagios_xi	v < 2024, 2024	2024

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