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TI-2021-09865 Aliases CVE-2021-28924GHSA-cmfg-x8c8-g6xw

Self Authenticated XSS in Nagios Network Analyzer before 2.4.2 via the nagiosna/groups/queries page.

Priority MEDIUM 40CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Self Authenticated XSS in Nagios Network Analyzer before 2.4.2 via the nagiosna/groups/queries page.

Why it matters now

EPSS 0.10433 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:nagios:network_analyzer:*:*:*:*:*:*:*:*before 2.4.3VulnerableNagios
  • cpe:2.3:a:nagios:network_analyzer:*:*:*:*:*:*:*:* Versions before 2.4.3 Vulnerable ·Nagios

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-28924
  2. 2026-10-03 Alias added: GHSA-cmfg-x8c8-g6xw

References

Exploit 1

Advisory 1

  • TI-2021-09866 SQL injection vulnerability in Nagios Network Analyzer before 2.4.3 via the o[col] parameter to api/checks/read/. CVSS 3.1CRITICAL 9.8
  • TI-2025-24418 Nagios Network Analyzer < 2024R2.0.1 RCE in LDAP Certificate Removal Function CVSS 4.0HIGH 8.6
  • TI-2025-20700 An access control vulnerability in Nagios Network Analyzer 2024R1.0.3 allows deleted… CVSS 3.1HIGH 7.5
  • TI-2025-24417 Nagios Network Analyzer < 2024R1 Source Groups / Percentile Calculator Menu Stored XSS CVSS 4.0MEDIUM 5.1
  • TI-2023-06686 Nagios Network Analyzer < 2024R1 XSS via Percentile Calculator Menu CVSS 4.0MEDIUM 5.1
  • TI-2025-20724 A Broken Access Control vulnerability in Nagios Network Analyzer 2024R1.0.3 allows… CVSS 3.1MEDIUM 4.6

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences