cbcvebase.
CVE-2026-40698
published 2026-05-13

CVE-2026-40698: A vulnerability exists in BIG-IP and BIG-IQ systems where a highly privileged, authenticated attacker with at least the Resource Administrator role can create…

PriorityP351high8.7CVSS 3.1
AVNACLPRHUINSCCHIHAN
EPSS
0.24%
14.3th percentile
A vulnerability exists in BIG-IP and BIG-IQ systems where a highly privileged, authenticated attacker with at least the Resource Administrator role can create SNMP configuration objects through iControl REST or the TMOS shell (tmsh) resulting in privilege escalation. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected

92 ranges· showing 25
VendorProductVersion rangeFixed in
f5big-ip>= 16.1.0 < **
f5big-ip>= 17.1.0 < 17.1.3.217.1.3.2
f5big-ip>= 17.5.0 < 17.5.1.617.5.1.6
f5big-ip>= 21.0.0 < 21.0.0.221.0.0.2
f5big-ip_access_policy_manager——
f5big-ip_access_policy_manager16.1.0 – 16.1.6—
f5big-ip_access_policy_manager17.1.0 – 17.1.3—
f5big-ip_access_policy_manager17.5.0 – 17.5.1—
f5big-ip_advanced_firewall_manager——
f5big-ip_advanced_firewall_manager16.1.0 – 16.1.6—
f5big-ip_advanced_firewall_manager17.1.0 – 17.1.3—
f5big-ip_advanced_firewall_manager17.5.0 – 17.5.1—
f5big-ip_advanced_web_application_firewall——
f5big-ip_advanced_web_application_firewall16.1.0 – 16.1.6—
f5big-ip_advanced_web_application_firewall17.1.0 – 17.1.3—
f5big-ip_advanced_web_application_firewall17.5.0 – 17.5.1—
f5big-ip_analytics——
f5big-ip_analytics16.1.0 – 16.1.6—
f5big-ip_analytics17.1.0 – 17.1.3—
f5big-ip_analytics17.5.0 – 17.5.1—
f5big-ip_application_acceleration_manager——
f5big-ip_application_acceleration_manager16.1.0 – 16.1.6—
f5big-ip_application_acceleration_manager17.1.0 – 17.1.3—
f5big-ip_application_acceleration_manager17.5.0 – 17.5.1—
f5big-ip_application_security_manager——

CVSS provenance

nvdv3.18.7HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
nvdv4.08.5HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/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
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