CVE-2021-33179

MEDIUM
6.1
CVSS Score
Published: October 14, 2021 at 02:57 PM UTC
Updated: June 17, 2026 at 03:54 AM UTC
1 product affected across 1 vendorNagios XI

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Severity
MEDIUM6.1
Exploit prediction
EPSS 12%

Description

The general user interface in Nagios XI versions prior to 5.8.4 is vulnerable to authenticated reflected cross-site scripting. An authenticated victim, who accesses a specially crafted malicious URL, would unknowingly execute the attached payload.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.8.4
Affected range stops below 5.8.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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