CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-40460

When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.004

EPSS Ranking 30.4%

CVSS Severity

CVSS v3 Score 6.5

References

https://my.f5.com/manage/s/article/K000161068

Products affected by CVE-2026-40460

F5 » Dos » Version: 4.3.0

cpe:2.3:a:f5:dos:4.3.0
F5 » Dos » Version: 4.4.0

cpe:2.3:a:f5:dos:4.4.0
F5 » Dos » Version: 4.5.0

cpe:2.3:a:f5:dos:4.5.0
F5 » Dos » Version: 4.6.0

cpe:2.3:a:f5:dos:4.6.0
F5 » Dos » Version: 4.7.0

cpe:2.3:a:f5:dos:4.7.0
F5 » Dos » Version: 4.8.0

cpe:2.3:a:f5:dos:4.8.0
F5 » Nginx Gateway Fabric » Version: 1.3.0

cpe:2.3:a:f5:nginx_gateway_fabric:1.3.0
F5 » Nginx Gateway Fabric » Version: 1.4.0

cpe:2.3:a:f5:nginx_gateway_fabric:1.4.0
F5 » Nginx Gateway Fabric » Version: 1.5.0

cpe:2.3:a:f5:nginx_gateway_fabric:1.5.0
F5 » Nginx Gateway Fabric » Version: 1.5.1

cpe:2.3:a:f5:nginx_gateway_fabric:1.5.1
F5 » Nginx Gateway Fabric » Version: 1.6.0

cpe:2.3:a:f5:nginx_gateway_fabric:1.6.0
F5 » Nginx Gateway Fabric » Version: 1.6.1

cpe:2.3:a:f5:nginx_gateway_fabric:1.6.1
F5 » Nginx Gateway Fabric » Version: 1.6.2

cpe:2.3:a:f5:nginx_gateway_fabric:1.6.2
F5 » Nginx Gateway Fabric » Version: 2.0.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.0.0
F5 » Nginx Gateway Fabric » Version: 2.0.1

cpe:2.3:a:f5:nginx_gateway_fabric:2.0.1
F5 » Nginx Gateway Fabric » Version: 2.0.2

cpe:2.3:a:f5:nginx_gateway_fabric:2.0.2
F5 » Nginx Gateway Fabric » Version: 2.1.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.1.0
F5 » Nginx Gateway Fabric » Version: 2.1.1

cpe:2.3:a:f5:nginx_gateway_fabric:2.1.1
F5 » Nginx Gateway Fabric » Version: 2.1.2

cpe:2.3:a:f5:nginx_gateway_fabric:2.1.2
F5 » Nginx Gateway Fabric » Version: 2.1.3

cpe:2.3:a:f5:nginx_gateway_fabric:2.1.3
F5 » Nginx Gateway Fabric » Version: 2.1.4

cpe:2.3:a:f5:nginx_gateway_fabric:2.1.4
F5 » Nginx Gateway Fabric » Version: 2.2.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.2.0
F5 » Nginx Gateway Fabric » Version: 2.2.1

cpe:2.3:a:f5:nginx_gateway_fabric:2.2.1
F5 » Nginx Gateway Fabric » Version: 2.2.2

cpe:2.3:a:f5:nginx_gateway_fabric:2.2.2
F5 » Nginx Gateway Fabric » Version: 2.3.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.3.0
F5 » Nginx Gateway Fabric » Version: 2.4.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.4.0
F5 » Nginx Gateway Fabric » Version: 2.4.1

cpe:2.3:a:f5:nginx_gateway_fabric:2.4.1
F5 » Nginx Gateway Fabric » Version: 2.4.2

cpe:2.3:a:f5:nginx_gateway_fabric:2.4.2
F5 » Nginx Gateway Fabric » Version: 2.5.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.5.0
F5 » Nginx Gateway Fabric » Version: 2.5.1

cpe:2.3:a:f5:nginx_gateway_fabric:2.5.1
F5 » Nginx Gateway Fabric » Version: 2.6.0

cpe:2.3:a:f5:nginx_gateway_fabric:2.6.0
F5 » Nginx Ingress Controller » Version: 4.0.0

cpe:2.3:a:f5:nginx_ingress_controller:4.0.0
F5 » Nginx Ingress Controller » Version: 4.0.1

cpe:2.3:a:f5:nginx_ingress_controller:4.0.1
F5 » Nginx Ingress Controller » Version: 5.0.0

cpe:2.3:a:f5:nginx_ingress_controller:5.0.0
F5 » Nginx Ingress Controller » Version: 5.3.0

cpe:2.3:a:f5:nginx_ingress_controller:5.3.0
F5 » Nginx Ingress Controller » Version: 5.3.2

cpe:2.3:a:f5:nginx_ingress_controller:5.3.2
F5 » Nginx Ingress Controller » Version: 5.3.3

cpe:2.3:a:f5:nginx_ingress_controller:5.3.3
F5 » Nginx Ingress Controller » Version: 5.3.4

cpe:2.3:a:f5:nginx_ingress_controller:5.3.4
F5 » Nginx Ingress Controller » Version: 5.4.0

cpe:2.3:a:f5:nginx_ingress_controller:5.4.0
F5 » Nginx Ingress Controller » Version: 5.4.1

cpe:2.3:a:f5:nginx_ingress_controller:5.4.1
F5 » Nginx Ingress Controller » Version: 5.4.2

cpe:2.3:a:f5:nginx_ingress_controller:5.4.2
F5 » Nginx Instance Manager » Version: 2.16.0

cpe:2.3:a:f5:nginx_instance_manager:2.16.0
F5 » Nginx Instance Manager » Version: 2.17.0

cpe:2.3:a:f5:nginx_instance_manager:2.17.0
F5 » Nginx Instance Manager » Version: 2.17.1

cpe:2.3:a:f5:nginx_instance_manager:2.17.1
F5 » Nginx Instance Manager » Version: 2.17.2

cpe:2.3:a:f5:nginx_instance_manager:2.17.2
F5 » Nginx Instance Manager » Version: 2.17.3

cpe:2.3:a:f5:nginx_instance_manager:2.17.3
F5 » Nginx Instance Manager » Version: 2.17.4

cpe:2.3:a:f5:nginx_instance_manager:2.17.4
F5 » Nginx Instance Manager » Version: 2.18.0

cpe:2.3:a:f5:nginx_instance_manager:2.18.0
F5 » Nginx Instance Manager » Version: 2.19.0

cpe:2.3:a:f5:nginx_instance_manager:2.19.0
F5 » Nginx Instance Manager » Version: 2.19.1

cpe:2.3:a:f5:nginx_instance_manager:2.19.1
F5 » Nginx Instance Manager » Version: 2.21.0

cpe:2.3:a:f5:nginx_instance_manager:2.21.0
F5 » Nginx Instance Manager » Version: 2.22.0

cpe:2.3:a:f5:nginx_instance_manager:2.22.0
F5 » Nginx Open Source » Version: 1.25.0

cpe:2.3:a:f5:nginx_open_source:1.25.0
F5 » Nginx Open Source » Version: 1.25.1

cpe:2.3:a:f5:nginx_open_source:1.25.1
F5 » Nginx Open Source » Version: 1.25.2

cpe:2.3:a:f5:nginx_open_source:1.25.2
F5 » Nginx Open Source » Version: 1.25.3

cpe:2.3:a:f5:nginx_open_source:1.25.3
F5 » Nginx Open Source » Version: 1.25.4

cpe:2.3:a:f5:nginx_open_source:1.25.4
F5 » Nginx Open Source » Version: 1.25.5

cpe:2.3:a:f5:nginx_open_source:1.25.5
F5 » Nginx Open Source » Version: 1.26.1

cpe:2.3:a:f5:nginx_open_source:1.26.1
F5 » Nginx Open Source » Version: 1.26.2

cpe:2.3:a:f5:nginx_open_source:1.26.2
F5 » Nginx Open Source » Version: 1.27.0

cpe:2.3:a:f5:nginx_open_source:1.27.0
F5 » Nginx Open Source » Version: 1.27.1

cpe:2.3:a:f5:nginx_open_source:1.27.1
F5 » Nginx Open Source » Version: 1.27.2

cpe:2.3:a:f5:nginx_open_source:1.27.2
F5 » Nginx Open Source » Version: 1.27.3

cpe:2.3:a:f5:nginx_open_source:1.27.3
F5 » Nginx Open Source » Version: 1.27.4

cpe:2.3:a:f5:nginx_open_source:1.27.4
F5 » Nginx Open Source » Version: 1.27.5

cpe:2.3:a:f5:nginx_open_source:1.27.5
F5 » Nginx Open Source » Version: 1.28.2

cpe:2.3:a:f5:nginx_open_source:1.28.2
F5 » Nginx Open Source » Version: 1.28.3

cpe:2.3:a:f5:nginx_open_source:1.28.3
F5 » Nginx Open Source » Version: 1.29.0

cpe:2.3:a:f5:nginx_open_source:1.29.0
F5 » Nginx Open Source » Version: 1.29.1

cpe:2.3:a:f5:nginx_open_source:1.29.1
F5 » Nginx Open Source » Version: 1.29.2

cpe:2.3:a:f5:nginx_open_source:1.29.2
F5 » Nginx Open Source » Version: 1.29.3

cpe:2.3:a:f5:nginx_open_source:1.29.3
F5 » Nginx Open Source » Version: 1.29.4

cpe:2.3:a:f5:nginx_open_source:1.29.4
F5 » Nginx Open Source » Version: 1.29.5

cpe:2.3:a:f5:nginx_open_source:1.29.5
F5 » Nginx Open Source » Version: 1.29.6

cpe:2.3:a:f5:nginx_open_source:1.29.6
F5 » Nginx Open Source » Version: 1.29.7

cpe:2.3:a:f5:nginx_open_source:1.29.7
F5 » Nginx Open Source » Version: 1.29.8

cpe:2.3:a:f5:nginx_open_source:1.29.8
F5 » Nginx Open Source » Version: 1.30.0

cpe:2.3:a:f5:nginx_open_source:1.30.0
F5 » Nginx Plus » Version: r32

cpe:2.3:a:f5:nginx_plus:r32
F5 » Nginx Plus » Version: r33

cpe:2.3:a:f5:nginx_plus:r33
F5 » Nginx Plus » Version: r34

cpe:2.3:a:f5:nginx_plus:r34
F5 » Nginx Plus » Version: r35

cpe:2.3:a:f5:nginx_plus:r35
F5 » Nginx Plus » Version: r36

cpe:2.3:a:f5:nginx_plus:r36
F5 » Waf » Version: 4.10.0

cpe:2.3:a:f5:waf:4.10.0
F5 » Waf » Version: 4.11.0

cpe:2.3:a:f5:waf:4.11.0
F5 » Waf » Version: 4.12.0

cpe:2.3:a:f5:waf:4.12.0
F5 » Waf » Version: 4.13.0

cpe:2.3:a:f5:waf:4.13.0
F5 » Waf » Version: 4.14.0

cpe:2.3:a:f5:waf:4.14.0
F5 » Waf » Version: 4.15.0

cpe:2.3:a:f5:waf:4.15.0
F5 » Waf » Version: 4.16.0

cpe:2.3:a:f5:waf:4.16.0
F5 » Waf » Version: 4.9.0

cpe:2.3:a:f5:waf:4.9.0
F5 » Waf » Version: 5.1.0

cpe:2.3:a:f5:waf:5.1.0
F5 » Waf » Version: 5.10.0

cpe:2.3:a:f5:waf:5.10.0
F5 » Waf » Version: 5.11.0

cpe:2.3:a:f5:waf:5.11.0
F5 » Waf » Version: 5.11.1

cpe:2.3:a:f5:waf:5.11.1
F5 » Waf » Version: 5.12.0

cpe:2.3:a:f5:waf:5.12.0
F5 » Waf » Version: 5.12.1

cpe:2.3:a:f5:waf:5.12.1
F5 » Waf » Version: 5.2.0

cpe:2.3:a:f5:waf:5.2.0
F5 » Waf » Version: 5.3.0

cpe:2.3:a:f5:waf:5.3.0
F5 » Waf » Version: 5.4.0

cpe:2.3:a:f5:waf:5.4.0
F5 » Waf » Version: 5.5.0

cpe:2.3:a:f5:waf:5.5.0
F5 » Waf » Version: 5.6.0

cpe:2.3:a:f5:waf:5.6.0
F5 » Waf » Version: 5.7.0

cpe:2.3:a:f5:waf:5.7.0
F5 » Waf » Version: 5.8.0

cpe:2.3:a:f5:waf:5.8.0
F5 » Waf » Version: 5.9.0

cpe:2.3:a:f5:waf:5.9.0

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-40460

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