SARA / Free Tools / CVE / CVE-2021-25298

CVE-2021-25298 — Nagios XI version xi-5

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/cloud-vm/cloud-vm.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can l

CVSS
9.0 CISA
EPSS
75.20% (top 0.50%)
CWE
—
Published
2021-02-15T13:15:12.857
Last modified
2026-07-05T01:17:15.647
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA KEV — Actively Exploited
Added to KEV
2022-01-18
BOD 22-01 due
—
Ransomware use
Unknown
View KEV detail
CVE-2021-25298 on CISA KEV →

01What is this vulnerability?

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/cloud-vm/cloud-vm.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.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-01-18. Ransomware use: Unknown.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

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07Related CVEs

CVE-2021-25296
Cited in vendor advisory

08Timeline

09References

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