CVE-2026-20732

EUVD-2026-5462
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
UI
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.1 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
f5CNA
3.1 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
Affected Products (NVD)
VendorProductVersion
f5big-ip_access_policy_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_advanced_firewall_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_advanced_web_application_firewall
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_analytics
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_application_acceleration_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_application_security_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_application_visibility_and_reporting
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_automation_toolchain
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_carrier-grade_nat
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_container_ingress_services
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_ddos_hybrid_defender
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_domain_name_system
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_edge_gateway
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_fraud_protection_service
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_global_traffic_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_link_controller
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_local_traffic_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_policy_enforcement_manager
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_ssl_orchestrator
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_webaccelerator
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_websafe
16.1.0 ≤
𝑥
≤ 16.1.6
f5big-ip_access_policy_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_access_policy_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_advanced_firewall_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_advanced_firewall_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_advanced_web_application_firewall
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_advanced_web_application_firewall
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_analytics
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_analytics
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_application_acceleration_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_application_acceleration_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_application_security_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_application_security_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_application_visibility_and_reporting
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_application_visibility_and_reporting
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_automation_toolchain
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_automation_toolchain
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_carrier-grade_nat
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_carrier-grade_nat
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_container_ingress_services
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_container_ingress_services
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_ddos_hybrid_defender
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_ddos_hybrid_defender
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_domain_name_system
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_domain_name_system
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_edge_gateway
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_edge_gateway
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_fraud_protection_service
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_fraud_protection_service
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_global_traffic_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_global_traffic_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_link_controller
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_link_controller
17.5.0. ≤
𝑥
< 17.5.1.4
f5big-ip_local_traffic_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_local_traffic_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_policy_enforcement_manager
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_policy_enforcement_manager
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_ssl_orchestrator
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_ssl_orchestrator
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_webaccelerator
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_webaccelerator
17.5.0 ≤
𝑥
< 17.5.1.4
f5big-ip_websafe
17.1.0 ≤
𝑥
< 17.1.3.1
f5big-ip_websafe
17.5.0 ≤
𝑥
< 17.5.1.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://my.f5.com/manage/s/article/K000156644