ACTIVELY EXPLOITED
CVE-2021-25296: Nagios XI OS Command Injection
| Vendor | Nagios |
|---|---|
| Product | Nagios XI |
| Actively exploited | Yes |
| Added to CISA KEV | 18 Jan 2022 |
| CISA federal deadline | 1 Feb 2022 |
| Weakness (CWE) | CWE-138, CWE-78 |
Required action (CISA's text)
Apply updates per vendor instructions.
Description (NVD)
Nagios XI contains a vulnerability which can lead to OS command injection on the Nagios XI server.
SOURCES
Other Nagios flaws
- CVE-2021-25298: Nagios XI OS Command Injection
- CVE-2021-25297: Nagios XI OS Command Injection
- CVE-2019-15949: Nagios XI Remote Code Execution Vulnerability
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.