Dashboard / CVE-2026-42058

CVE-2026-42058

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 61/100
Published: 2026-05-13 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

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

Description

An authenticated attacker's undisclosed requests to BIG-IP iControl REST can lead to an information leak of BIG-IP local user account names.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness Classification (1)

Affected Software (42)

VendorProductVersion
f5 big-ip_access_policy_manager 17.1.0 – 17.1.3
f5 big-ip_access_policy_manager 21.0.0
f5 big-ip_advanced_firewall_manager 17.1.0 – 17.1.3
f5 big-ip_advanced_firewall_manager 21.0.0
f5 big-ip_advanced_web_application_firewall 17.1.0 – 17.1.3
f5 big-ip_advanced_web_application_firewall 21.0.0
f5 big-ip_analytics 17.1.0 – 17.1.3
f5 big-ip_analytics 21.0.0
f5 big-ip_application_acceleration_manager 17.1.0 – 17.1.3
f5 big-ip_application_acceleration_manager 21.0.0
f5 big-ip_application_security_manager 17.1.0 – 17.1.3
f5 big-ip_application_security_manager 21.0.0
f5 big-ip_application_visibility_and_reporting 17.1.0 – 17.1.3
f5 big-ip_application_visibility_and_reporting 21.0.0
f5 big-ip_automation_toolchain 17.1.0 – 17.1.3
f5 big-ip_automation_toolchain 21.0.0
f5 big-ip_carrier-grade_nat 17.1.0 – 17.1.3
f5 big-ip_carrier-grade_nat 21.0.0
f5 big-ip_container_ingress_services 17.1.0 – 17.1.3
f5 big-ip_container_ingress_services 21.0.0
f5 big-ip_ddos_hybrid_defender 17.1.0 – 17.1.3
f5 big-ip_ddos_hybrid_defender 21.0.0
f5 big-ip_domain_name_system 17.1.0 – 17.1.3
f5 big-ip_domain_name_system 21.0.0
f5 big-ip_edge_gateway 17.1.0 – 17.1.3
f5 big-ip_edge_gateway 21.0.0
f5 big-ip_fraud_protection_service 17.1.0 – 17.1.3
f5 big-ip_fraud_protection_service 21.0.0
f5 big-ip_global_traffic_manager 17.1.0 – 17.1.3
f5 big-ip_global_traffic_manager 21.0.0
Showing 30 of 42 entries

References & Advisories (1)

Bug Bounty Relevance

61 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

5.3 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

0.19%
Raw Score 0.001870
Percentile 8.3%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00187
2026-10-28
0.00187

Intelligence Sources

nvd ref →

External Links