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CVE-2026-42409 BIG-IP HTTP/2 vulnerability

🗓️ 13 May 2026 14:12:35Reported by f5Type 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

CVE-2026-42409: HTTP/2 profile and iRule using HTTP::redirect or HTTP::respond can crash TMM on undisclosed requests.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42409
13 May 202614:12
attackerkb
Circl
CVE-2026-42409
14 May 202618:00
circl
CNNVD
F5 BIG-IP 代码问题漏洞
13 May 202600:00
cnnvd
CVE
CVE-2026-42409
13 May 202614:12
cve
EUVD
EUVD-2026-29999
13 May 202618:30
euvd
F5 Networks
K000159034: BIG-IP HTTP/2 vulnerability CVE-2026-42409
13 May 202612:52
f5
F5 Networks
K000160932: Quarterly Security Notification (May 2026)
13 May 202613:43
f5
Tenable Nessus
F5 Networks BIG-IP : BIG-IP HTTP/2 vulnerability (K000159034)
21 May 202600:00
nessus
NCSC
Vulnerabilities found in F5 BIG-IP and BIG-IQ products
15 May 202612:07
ncsc
NVD
CVE-2026-42409
13 May 202616:16
nvd
Rows per page
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "All Modules"
    ],
    "product": "BIG-IP",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "*",
        "status": "unaffected",
        "version": "21.1.0",
        "versionType": "custom"
      },
      {
        "lessThan": "21.0.0.1",
        "status": "affected",
        "version": "21.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "17.5.1.4",
        "status": "affected",
        "version": "17.5.0",
        "versionType": "custom"
      },
      {
        "lessThan": "17.1.3.1",
        "status": "affected",
        "version": "17.1.0",
        "versionType": "custom"
      },
      {
        "lessThan": "*",
        "status": "affected",
        "version": "16.1.0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unknown",
    "product": "BIG-IP Next SPK",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "2.0.3",
        "status": "affected",
        "version": "2.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "1.7.17",
        "status": "affected",
        "version": "1.7.0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unknown",
    "product": "BIG-IP Next CNF",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "2.0.3",
        "status": "affected",
        "version": "2.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "1.4.1",
        "status": "affected",
        "version": "1.4.0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unknown",
    "product": "BIG-IP Next for Kubernetes",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "2.1.1",
        "status": "affected",
        "version": "2.0.0",
        "versionType": "custom"
      }
    ]
  }
]

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