CVE-2021-47700

Nagios XI versions prior to 5.8.7 used a temporary directory for Highcharts exports with overly permissive ownership/permissions under the Apache user. Local or co-hosted processes could read/overwrite export artifacts or manipulate paths, risking disclosure or tampering and potential code execution depending on deployment.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.nagios.com/changelog/nagios-xi/	Release Notes
https://www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directory	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*

History

05 Nov 2025, 18:22

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
CPE		cpe:2.3:a:nagios:nagios_xi::::::::
First Time		Nagios nagios Xi Nagios
References	~~() https://www.nagios.com/changelog/nagios-xi/ -~~	() https://www.nagios.com/changelog/nagios-xi/ - Release Notes
References	~~() https://www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directory -~~	() https://www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directory - Third Party Advisory

30 Oct 2025, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-10-30 22:15

Updated : 2025-11-05 18:22

NVD link : CVE-2021-47700

Mitre link : CVE-2021-47700

CVE.ORG link : CVE-2021-47700

JSON object : View

Products Affected

nagios

nagios_xi

CWE

CWE-250

Execution with Unnecessary Privileges

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