CVE-2026-20732

Published Feb 4, 2026

Last updated 17 days ago

Overview

Description
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.
Source
f5sirt@f5.com
NVD status
Analyzed
Products
big-ip_access_policy_manager, big-ip_advanced_firewall_manager, big-ip_advanced_web_application_firewall, big-ip_analytics, big-ip_application_acceleration_manager, big-ip_application_security_manager, big-ip_application_visibility_and_reporting, big-ip_automation_toolchain, big-ip_carrier-grade_nat, big-ip_container_ingress_services, big-ip_ddos_hybrid_defender, big-ip_domain_name_system, big-ip_edge_gateway, big-ip_fraud_protection_service, big-ip_global_traffic_manager, big-ip_link_controller, big-ip_local_traffic_manager, big-ip_policy_enforcement_manager, big-ip_ssl_orchestrator, big-ip_webaccelerator, big-ip_websafe

Risk scores

CVSS 4.0

Type
Secondary
Base score
2.3
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
LOW

CVSS 3.1

Type
Primary
Base score
4.3
Impact score
1.4
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Severity
MEDIUM

Weaknesses

f5sirt@f5.com
CWE-451
nvd@nist.gov
NVD-CWE-noinfo

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.