iControl REST and tmsh vulnerability
Summary
| CVE | CVE-2026-41954 |
|---|---|
| State | PUBLISHED |
| Assigner | f5 |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-13 16:16:45 UTC |
| Updated | 2026-06-24 14:52:09 UTC |
| Description | Sensitive information disclosure vulnerability exists in the undisclosed iControl REST endpoint and TMOS Shell (tmsh) command which may allow an authenticated attacker with resource administrator role privileges to view sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. |
Risk And Classification
Primary CVSS: v4.0 6.9 MEDIUM from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/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: 0.002940000 probability, percentile 0.211050000 (date 2026-06-28)
Problem Types: CWE-200 | CWE-200 CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 6.9 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 6.9 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| 3.1 | [email protected] | Secondary | 4.9 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | CNA | CVSS | 4.9 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
HighUser Interaction
NoneConfidentiality
HighIntegrity
NoneAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/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
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
HighUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | F5 | Big-ip Access Policy Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Access Policy Manager | All | All | All | All |
| Application | F5 | Big-ip Access Policy Manager | All | All | All | All |
| Application | F5 | Big-ip Access Policy Manager | All | All | All | All |
| Application | F5 | Big-ip Advanced Firewall Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Advanced Firewall Manager | All | All | All | All |
| Application | F5 | Big-ip Advanced Firewall Manager | All | All | All | All |
| Application | F5 | Big-ip Advanced Firewall Manager | All | All | All | All |
| Application | F5 | Big-ip Advanced Web Application Firewall | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Advanced Web Application Firewall | All | All | All | All |
| Application | F5 | Big-ip Advanced Web Application Firewall | All | All | All | All |
| Application | F5 | Big-ip Advanced Web Application Firewall | All | All | All | All |
| Application | F5 | Big-ip Analytics | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Analytics | All | All | All | All |
| Application | F5 | Big-ip Analytics | All | All | All | All |
| Application | F5 | Big-ip Analytics | All | All | All | All |
| Application | F5 | Big-ip Application Acceleration Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Application Acceleration Manager | All | All | All | All |
| Application | F5 | Big-ip Application Acceleration Manager | All | All | All | All |
| Application | F5 | Big-ip Application Acceleration Manager | All | All | All | All |
| Application | F5 | Big-ip Application Security Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Application Security Manager | All | All | All | All |
| Application | F5 | Big-ip Application Security Manager | All | All | All | All |
| Application | F5 | Big-ip Application Security Manager | All | All | All | All |
| Application | F5 | Big-ip Application Visibility And Reporting | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Application Visibility And Reporting | All | All | All | All |
| Application | F5 | Big-ip Application Visibility And Reporting | All | All | All | All |
| Application | F5 | Big-ip Application Visibility And Reporting | All | All | All | All |
| Application | F5 | Big-ip Automation Toolchain | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Automation Toolchain | All | All | All | All |
| Application | F5 | Big-ip Automation Toolchain | All | All | All | All |
| Application | F5 | Big-ip Automation Toolchain | All | All | All | All |
| Application | F5 | Big-ip Carrier-grade Nat | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Carrier-grade Nat | All | All | All | All |
| Application | F5 | Big-ip Carrier-grade Nat | All | All | All | All |
| Application | F5 | Big-ip Carrier-grade Nat | All | All | All | All |
| Application | F5 | Big-ip Container Ingress Services | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Container Ingress Services | All | All | All | All |
| Application | F5 | Big-ip Container Ingress Services | All | All | All | All |
| Application | F5 | Big-ip Container Ingress Services | All | All | All | All |
| Application | F5 | Big-ip Ddos Hybrid Defender | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Ddos Hybrid Defender | All | All | All | All |
| Application | F5 | Big-ip Ddos Hybrid Defender | All | All | All | All |
| Application | F5 | Big-ip Ddos Hybrid Defender | All | All | All | All |
| Application | F5 | Big-ip Domain Name System | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Domain Name System | All | All | All | All |
| Application | F5 | Big-ip Domain Name System | All | All | All | All |
| Application | F5 | Big-ip Domain Name System | All | All | All | All |
| Application | F5 | Big-ip Edge Gateway | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Edge Gateway | All | All | All | All |
| Application | F5 | Big-ip Edge Gateway | All | All | All | All |
| Application | F5 | Big-ip Edge Gateway | All | All | All | All |
| Application | F5 | Big-ip Fraud Protection Service | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Fraud Protection Service | All | All | All | All |
| Application | F5 | Big-ip Fraud Protection Service | All | All | All | All |
| Application | F5 | Big-ip Fraud Protection Service | All | All | All | All |
| Application | F5 | Big-ip Global Traffic Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Global Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Global Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Global Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Link Controller | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Link Controller | All | All | All | All |
| Application | F5 | Big-ip Link Controller | All | All | All | All |
| Application | F5 | Big-ip Link Controller | All | All | All | All |
| Application | F5 | Big-ip Local Traffic Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Local Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Local Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Local Traffic Manager | All | All | All | All |
| Application | F5 | Big-ip Policy Enforcement Manager | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Policy Enforcement Manager | All | All | All | All |
| Application | F5 | Big-ip Policy Enforcement Manager | All | All | All | All |
| Application | F5 | Big-ip Policy Enforcement Manager | All | All | All | All |
| Application | F5 | Big-ip Ssl Orchestrator | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Ssl Orchestrator | All | All | All | All |
| Application | F5 | Big-ip Ssl Orchestrator | All | All | All | All |
| Application | F5 | Big-ip Ssl Orchestrator | All | All | All | All |
| Application | F5 | Big-ip Webaccelerator | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Webaccelerator | All | All | All | All |
| Application | F5 | Big-ip Webaccelerator | All | All | All | All |
| Application | F5 | Big-ip Webaccelerator | All | All | All | All |
| Application | F5 | Big-ip Websafe | 21.0.0 | All | All | All |
| Application | F5 | Big-ip Websafe | All | All | All | All |
| Application | F5 | Big-ip Websafe | All | All | All | All |
| Application | F5 | Big-ip Websafe | All | All | All | All |
| Application | F5 | Big-iq Centralized Management | 8.4.0 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | F5 | BIG-IP | unaffected 21.1.0 * custom | Not specified |
| CNA | F5 | BIG-IP | affected 21.0.0 21.0.0.1 custom | Not specified |
| CNA | F5 | BIG-IP | affected 17.5.0 17.5.1.4 custom | Not specified |
| CNA | F5 | BIG-IP | affected 17.1.0 17.1.3.1 custom | Not specified |
| CNA | F5 | BIG-IP | affected 16.1.0 * custom | Not specified |
| CNA | F5 | BIG-IQ | affected 8.4.0 8.4.1 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| my.f5.com/manage/s/article/K32950402 | [email protected] | my.f5.com | Mitigation, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: F5 (en)
There are currently no legacy QID mappings associated with this CVE.