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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2021-25296

8.8

CVSShigh

Exploitable remotely over the internet · low-privilege account sufficient.

Description

Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/windowswmi/windowswmi.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.

Attack Vector

Network

Privileges Req.

Low

User Interaction

None

Updated Sep 26, 2026View on NVD →

S4E scanner

highProduct Based Web Vulnerabilities~10 seconds

CVE-2021-25296 Scanner

CVE-2021-25296 scanner - OS Command Injection vulnerability in Nagios XI

Used 3.4k times · 3.4k assets checked · domain, ipv4, subdomain

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