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Nagios Enterprises, LLC. Nagios Core vulnerabilities

7 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 7 published in the last 12 months.

Check whether your Nagios Enterprises, LLC. Nagios Core version is affected

Latest Nagios Enterprises, LLC. Nagios Core vulnerabilities

• CVE-2026-48549 — Nagios Core / XI CSRF via cmd.cgi Double-Submit Cookie (CVSS 6.5)
• CVE-2026-48548 — Nagios Core CSRF via cmd.cgi (CVSS 6.5)
• CVE-2026-48554 — Nagios Core / XI Authenticated RCE via Unfiltered NOTIFICATION-Family Macro Substitution (CVSS 7.5)
• CVE-2026-48553 — Nagios Core / XI Authenticated RCE via Custom-Variable Macro Injection (CVSS 7.5)
• CVE-2026-48552 — Nagios Core / XI DOM-based XSS via jsonquery.js (CVSS 5.4)
• CVE-2026-48551 — Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie (CVSS 7.4)
• CVE-2026-48550 — Nagios Core / XI cmd.cgi Reflected XSS via NagFormId Parameter (CVSS 6.1)