Description
Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) network diagnostics commands and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view the network status of destination systems.

 Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Published: 2026-05-13
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 13 May 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared F5
F5 big-ip
F5 big-iq
Vendors & Products F5
F5 big-ip
F5 big-iq

Wed, 13 May 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 13 May 2026 15:15:00 +0000

Type Values Removed Values Added
Description Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) network diagnostics commands and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view the network status of destination systems.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Title iControl and tmsh REST vulnerability
Weaknesses CWE-732
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

F5 Big-ip 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 Big-iq Big-iq Centralized Management
cve-icon MITRE

Status: PUBLISHED

Assigner: f5

Published:

Updated: 2026-05-13T16:08:46.551Z

Reserved: 2026-04-30T23:04:20.043Z

Link: CVE-2026-41959

cve-icon Vulnrichment

Updated: 2026-05-13T16:08:39.485Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-13T16:16:46.000

Modified: 2026-06-24T14:52:18.337

Link: CVE-2026-41959

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-13T17:15:26Z

Weaknesses