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Status published
High
CVE-2021-47700
Nagios XI < 5.8.7 Insecure Permissions on Highcharts Temporary Directory
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Nagios
View all reports →Affected Software
XI
Vulnerable Versions:
0
Timeline
Official Publish:
October 30th, 2025
Last Modified:
November 17th, 2025
Added to House:
July 21st, 2026