F5 BIG-IP Edge Client up to 7.2.3.1 on Windows information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in F5 BIG-IP Edge Client on Windows. This issue affects some unknown processing. The manipulation results in information disclosure. This vulnerability is known as CVE-2026-20730. Attacking locally is a requirement. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in F5 BIG-IP Edge Client on Windows. Affected is an unknown code block. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

A vulnerability exists in BIG-IP Edge Client and browser VPN clients on Windows that may allow attackers to gain access to sensitive information.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

The advisory is available at my.f5.com. This vulnerability is traded as CVE-2026-20730 since 01/21/2026. The exploitability is told to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 298036 (F5 Networks BIG-IP : BIG-IP Edge Client for Windows vulnerability (K000158931)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.2.6.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (298036). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 298036
Nessus Name: F5 Networks BIG-IP : BIG-IP Edge Client for Windows vulnerability (K000158931)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: BIG-IP Edge Client 7.2.6.2

Timelineinfo

01/21/2026 CVE reserved
02/04/2026 +14 days Advisory disclosed
02/04/2026 +0 days VulDB entry created
02/06/2026 +2 days VulDB entry last update

Sourcesinfo

Vendor: f5.com

Advisory: K000158931
Status: Confirmed

CVE: CVE-2026-20730 (🔒)
GCVE (CVE): GCVE-0-2026-20730
GCVE (VulDB): GCVE-100-344370

Entryinfo

Created: 02/04/2026 18:35
Updated: 02/06/2026 04:55
Changes: 02/04/2026 18:35 (77), 02/06/2026 04:55 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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