Unrated severityNVD Advisory· Published Oct 30, 2025· Updated Nov 17, 2025
Nagios XI < 5.8.7 Insecure Permissions on Highcharts Temporary Directory
CVE-2021-47700
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Nagios/XIv5Range: 0
Patches
Vulnerability mechanics
References
2- www.nagios.com/changelog/nagios-xi/mitrerelease-notespatch
- www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directorymitrethird-party-advisory
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