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Medium severity5.4NVD Advisory· Published Oct 30, 2025· Updated Jun 17, 2026

CVE-2021-47699

CVE-2021-47699

Description

Nagios XI versions prior to 5.8.7 are vulnerable to cross-site scripting (XSS) via the Audit Log page’s Send to NLS form. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Nagios/XI
    cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
    Range: <5.8.7
  • Nagios/Nagiosllm-fuzzy
    Range: <5.8.7
  • Nagios/XIv5
    Range: 0

Patches

Vulnerability mechanics

References

2

News mentions

0

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