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CVE-2026-48550

🗓️ 12 Aug 2026 16:30:02Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 74 Views

Reflected XSS in Nagios Core and XI cmd.cgi via NagFormId allows arbitrary JavaScript execution.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-48550
12 Aug 202616:30
–attackerkb
cvelist
Cvelist
CVE-2026-48550 Nagios Core / XI cmd.cgi Reflected XSS via NagFormId Parameter
12 Aug 202616:30
–cvelist
debian
Debian
[SECURITY] [DLA 4832-1] nagios4 security update
13 Oct 202609:02
–debian
debian
Debian
[SECURITY] [DSA 6556-1] nagios4 security update
12 Oct 202620:51
–debian
debiancve
Debian CVE
CVE-2026-48550
12 Aug 202616:30
–debiancve
nessus
Tenable Nessus
Debian dla-4832 : nagios4 - security update
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Debian dsa-6556 : nagios4 - security update
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-48550
13 Aug 202600:00
–nessus
euvd
EUVD
EUVD-2026-57324
12 Aug 202616:30
–euvd
mend
Mend
CVE-2026-48550
12 Aug 202616:30
–mend
Rows per page
Vulners
CNA
[
  {
    "defaultStatus": "affected",
    "vendor": "Nagios Enterprises, LLC.",
    "product": "Nagios Core",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThan": "4.5.14"
      }
    ]
  },
  {
    "defaultStatus": "affected",
    "vendor": "Nagios Enterprises, LLC.",
    "product": "Nagios XI",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "custom",
        "lessThan": "2026R1.7"
      }
    ]
  }
]

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08 Sep 2026 20:28Current
5.8Medium risk
Vulners AI Score5.8
CVSS 45.1
CVSS 3.16.1
EPSS0.00438
SSVC
74