CVE-2026-20730: BIG-IP Edge Client for Windows vulnerability

Severity: low (CVSS 3.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-04 · updated 2026-06-17
Weakness: CWE-200

Description

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

Affected products

F5 BIG-IP APM: from 16.1.0 through 16.1.6; from 17.1.0 before 17.1.3.1; 17.5.0, 17.5.1 — fixed in 17.1.3.1
F5 Networks, Inc. BIG-IP APM client for Windows: from 7.2.5 before 7.2.6.2 — fixed in 7.2.6.2

How to fix

Upgrade to a fixed version: F5 BIG-IP APM 17.1.3.1; F5 Networks, Inc. BIG-IP APM client for Windows 7.2.6.2. Check the vendor advisory for mitigations.

References

https://my.f5.com/manage/s/article/K000158931

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