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MEDIUM

Nagios XI < 5.11.3 XSS via Graph Explorer

Published Oct 30, 2025

Description

Nagios XI versions prior to 5.11.3 are vulnerable to cross-site scripting (XSS) via the Graph Explorer component. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

Affected products

Remediation

Vendor solution

Nagios addresses this vulnerability as "The Graph Explorer component is vulnerable to a cross-site scripting attack" and "Fixed an XSS vulnerability in the Graph Explorer component."

References (3)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner VulnCheck
Published Oct 30, 2025
Updated Nov 17, 2025
Reserved Oct 21, 2025
CISA Vulnrichment
Updated Oct 31, 2025
NVD
Status Analyzed
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a