Dashboard / CVE-2026-40435

CVE-2026-40435

MEDIUM
MEDIUM Priority: 0.02 BB Relevance: 74/100
Published: 2026-05-13 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: X
AT: None
VC: Low
VI: None
VA: None

Description

When configured, IP-based access restrictions for httpd do not cover all endpoints, which may allow connections from blocked addresses.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness Classification (1)

Affected Software (21)

VendorProductVersion
f5 big-ip_access_policy_manager 17.1.0 – 17.1.3
f5 big-ip_advanced_firewall_manager 17.1.0 – 17.1.3
f5 big-ip_advanced_web_application_firewall 17.1.0 – 17.1.3
f5 big-ip_analytics 17.1.0 – 17.1.3
f5 big-ip_application_acceleration_manager 17.1.0 – 17.1.3
f5 big-ip_application_security_manager 17.1.0 – 17.1.3
f5 big-ip_application_visibility_and_reporting 17.1.0 – 17.1.3
f5 big-ip_automation_toolchain 17.1.0 – 17.1.3
f5 big-ip_carrier-grade_nat 17.1.0 – 17.1.3
f5 big-ip_container_ingress_services 17.1.0 – 17.1.3
f5 big-ip_ddos_hybrid_defender 17.1.0 – 17.1.3
f5 big-ip_domain_name_system 17.1.0 – 17.1.3
f5 big-ip_edge_gateway 17.1.0 – 17.1.3
f5 big-ip_fraud_protection_service 17.1.0 – 17.1.3
f5 big-ip_global_traffic_manager 17.1.0 – 17.1.3
f5 big-ip_link_controller 17.1.0 – 17.1.3
f5 big-ip_local_traffic_manager 17.1.0 – 17.1.3
f5 big-ip_policy_enforcement_manager 17.1.0 – 17.1.3
f5 big-ip_ssl_orchestrator 17.1.0 – 17.1.3
f5 big-ip_webaccelerator 17.1.0 – 17.1.3
f5 big-ip_websafe 17.1.0 – 17.1.3

References & Advisories (1)

Bug Bounty Relevance

74 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

6.9 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/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

EPSS — Exploitation Probability

0.23%
Raw Score 0.002280
Percentile 13.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00228
2026-10-28
0.00228

Intelligence Sources

nvd ref →

External Links