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CVE-2026-42919

🗓️ 13 May 2026 14:12:32Reported by f5Type 
cve
 cve🔗 web.nvd.nist.gov👁 13 Views

Vulnerability in Big IP appliances lets an authenticated admin escalate privileges and cross security boundary.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-42919
13 May 202614:12
–attackerkb
CNNVD		F5 BIG-IP 安全漏洞
13 May 202600:00
–cnnvd
Cvelist		CVE-2026-42919 F5 BIG-IP Appliance Mode Vulnerability
13 May 202614:12
–cvelist
EUVD		EUVD-2026-30003
13 May 202618:30
–euvd
F5 Networks		K000158971: BIG-IP Appliance mode vulnerability CVE-2026-42919
13 May 202612:26
–f5
Tenable Nessus		F5 Networks BIG-IP : BIG-IP Appliance mode vulnerability (K000158971)
21 May 202600:00
–nessus
NCSC		Vulnerabilities found in F5 BIG-IP and BIG-IQ products
15 May 202612:07
–ncsc
NVD		CVE-2026-42919
13 May 202616:16
–nvd
Positive Technologies		PT-2026-40674
13 May 202600:00
–ptsecurity
RedhatCVE		CVE-2026-42919
5 Jun 202619:16
–redhatcve
Rows per page
NVD
Node
f5big-ip_access_policy_managerRange17.1.0–17.1.3
OR
f5big-ip_access_policy_managerRange17.5.0–17.5.1
OR
f5big-ip_advanced_firewall_managerRange17.1.0–17.1.3
OR
f5big-ip_advanced_firewall_managerRange17.5.0–17.5.1
OR
f5big-ip_advanced_web_application_firewallRange17.1.0–17.1.3
OR
f5big-ip_advanced_web_application_firewallRange17.5.0–17.5.1
OR
f5big-ip_analyticsRange17.1.0–17.1.3
OR
f5big-ip_analyticsRange17.5.0–17.5.1
OR
f5big-ip_application_acceleration_managerRange17.1.0–17.1.3
OR
f5big-ip_application_acceleration_managerRange17.5.0–17.5.1
OR
f5big-ip_application_security_managerRange17.1.0–17.1.3
OR
f5big-ip_application_security_managerRange17.5.0–17.5.1
OR
f5big-ip_application_visibility_and_reportingRange17.1.0–17.1.3
OR
f5big-ip_application_visibility_and_reportingRange17.5.0–17.5.1
OR
f5big-ip_automation_toolchainRange17.1.0–17.1.3
OR
f5big-ip_automation_toolchainRange17.5.0–17.5.1
OR
f5big-ip_carrier-grade_natRange17.1.0–17.1.3
OR
f5big-ip_carrier-grade_natRange17.5.0–17.5.1
OR
f5big-ip_container_ingress_servicesRange17.1.0–17.1.3
OR
f5big-ip_container_ingress_servicesRange17.5.0–17.5.1
OR
f5big-ip_ddos_hybrid_defenderRange17.1.0–17.1.3
OR
f5big-ip_ddos_hybrid_defenderRange17.5.0–17.5.1
OR
f5big-ip_domain_name_systemRange17.1.0–17.1.3
OR
f5big-ip_domain_name_systemRange17.5.0–17.5.1
OR
f5big-ip_edge_gatewayRange17.1.0–17.1.3
OR
f5big-ip_edge_gatewayRange17.5.0–17.5.1
OR
f5big-ip_fraud_protection_serviceRange17.1.0–17.1.3
OR
f5big-ip_fraud_protection_serviceRange17.5.0–17.5.1
OR
f5big-ip_global_traffic_managerRange17.1.0–17.1.3
OR
f5big-ip_global_traffic_managerRange17.5.0–17.5.1
OR
f5big-ip_link_controllerRange17.1.0–17.1.3
OR
f5big-ip_link_controllerRange17.5.0–17.5.1
OR
f5big-ip_local_traffic_managerRange17.1.0–17.1.3
OR
f5big-ip_local_traffic_managerRange17.5.0–17.5.1
OR
f5big-ip_policy_enforcement_managerRange17.1.0–17.1.3
OR
f5big-ip_policy_enforcement_managerRange17.5.0–17.5.1
OR
f5big-ip_ssl_orchestratorRange17.1.0–17.1.3
OR
f5big-ip_ssl_orchestratorRange17.5.0–17.5.1
OR
f5big-ip_webacceleratorRange17.1.0–17.1.3
OR
f5big-ip_webacceleratorRange17.5.0–17.5.1
OR
f5big-ip_websafeRange17.1.0–17.1.3
OR
f5big-ip_websafeRange17.5.0–17.5.1
Node
f5big-ip_access_policy_managerMatch21.0.0
OR
f5big-ip_advanced_firewall_managerMatch21.0.0
OR
f5big-ip_advanced_web_application_firewallMatch21.0.0
OR
f5big-ip_analyticsMatch21.0.0
OR
f5big-ip_application_acceleration_managerMatch21.0.0
OR
f5big-ip_application_security_managerMatch21.0.0
OR
f5big-ip_application_visibility_and_reportingMatch21.0.0
OR
f5big-ip_automation_toolchainMatch21.0.0
OR
f5big-ip_carrier-grade_natMatch21.0.0
OR
f5big-ip_container_ingress_servicesMatch21.0.0
OR
f5big-ip_ddos_hybrid_defenderMatch21.0.0
OR
f5big-ip_domain_name_systemMatch21.0.0
OR
f5big-ip_edge_gatewayMatch21.0.0
OR
f5big-ip_fraud_protection_serviceMatch21.0.0
OR
f5big-ip_global_traffic_managerMatch21.0.0
OR
f5big-ip_link_controllerMatch21.0.0
OR
f5big-ip_local_traffic_managerMatch21.0.0
OR
f5big-ip_policy_enforcement_managerMatch21.0.0
OR
f5big-ip_ssl_orchestratorMatch21.0.0
OR
f5big-ip_webacceleratorMatch21.0.0
OR
f5big-ip_websafeMatch21.0.0
Node
f5big-ip_access_policy_managerRange16.1.0–16.1.6
OR
f5big-ip_advanced_firewall_managerRange16.1.0–16.1.6
OR
f5big-ip_advanced_web_application_firewallRange16.1.0–16.1.6
OR
f5big-ip_analyticsRange16.1.0–16.1.6
OR
f5big-ip_application_acceleration_managerRange16.1.0–16.1.6
OR
f5big-ip_application_security_managerRange16.1.0–16.1.6
OR
f5big-ip_application_visibility_and_reportingRange16.1.0–16.1.6
OR
f5big-ip_automation_toolchainRange16.1.0–16.1.6
OR
f5big-ip_carrier-grade_natRange16.1.0–16.1.6
OR
f5big-ip_container_ingress_servicesRange16.1.0–16.1.6
OR
f5big-ip_ddos_hybrid_defenderRange16.1.0–16.1.6
OR
f5big-ip_domain_name_systemRange16.1.0–16.1.6
OR
f5big-ip_edge_gatewayRange16.1.0–16.1.6
OR
f5big-ip_fraud_protection_serviceRange16.1.0–16.1.6
OR
f5big-ip_global_traffic_managerRange16.1.0–16.1.6
OR
f5big-ip_link_controllerRange16.1.0–16.1.6
OR
f5big-ip_local_traffic_managerRange16.1.0–16.1.6
OR
f5big-ip_policy_enforcement_managerRange16.1.0–16.1.6
OR
f5big-ip_ssl_orchestratorRange16.1.0–16.1.6
OR
f5big-ip_webacceleratorRange16.1.0–16.1.6
OR
f5big-ip_websafeRange16.1.0–16.1.6
[
  {
    "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"
      }
    ]
  }
]

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18 Jun 2026 13:54Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.16.7
CVSS 47.1
EPSS0.00288
SSVC
CWE-121
Big IP applianceappliance vulnerabilityadmin privilege escalationsecurity boundary crossingunsupported versions
13