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TI-2021-07543 Aliases CVE-2021-25296GHSA-8hgr-54hv-7pgc

Nagios XI version xi-5.7.5 is affected by OS command injection.

Priority CRITICAL 97Exploited in the wildPublished · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Active In CISA KEV since 2022-01-18CISA due date 2022-02-01
EPSS 0.71935 99th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Active
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*5.5.6 – 5.7.5VulnerableNagios
  • cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:* Versions 5.5.6 – 5.7.5 Vulnerable ·Nagios

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2022-01-18 Added to CISA KEV
  2. 2026-10-02 Threatist record created from CVE-2021-25296
  3. 2026-10-03 Alias added: GHSA-8hgr-54hv-7pgc

References

Exploit 3

Advisory 1

Other 1

  • TI-2021-07545 Nagios XI version xi-5.7.5 is affected by OS command injection. KEVCVSS 3.1HIGH 8.8
  • TI-2021-07544 Nagios XI version xi-5.7.5 is affected by OS command injection. KEVCVSS 3.1HIGH 8.8
  • TI-2019-11993 Nagios XI before 5.6.6 allows remote command execution as root. KEVCVSS 3.1HIGH 8.8
  • TI-2023-26027 Nagios XI before version 5.11.3 was discovered to contain a remote code execution (RCE)… CVSS 3.1CRITICAL 9.8
  • TI-2018-11196 Snoopy 1.0 in Nagios XI 5.5.6 allows remote unauthenticated attackers to execute… CVSS 3.0CRITICAL 9.8
  • TI-2024-16107 SQL Injection vulnerability in Nagios XI 2024R1.01 allows a remote attacker to execute… CVSS 3.1CRITICAL 9.8
See all 191 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences