ICSA-26-015-09: Siemens Industrial Edge Device Kit

CISA's summary

Summary: Users of Industrial Edge Devices are advised to consult the respective Security Advisories for their devices (for Siemens Industrial Edge devices see Additional Information). Industrial Edge Device Kit contains an authorization bypass vulnerability that could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.

Products, as the advisory lists them

DeSpy has not checked any unit, hardware revision or firmware.

Vulnerabilities in this advisory

• CVE-2025-40805 — CVE-2025-40805 · CWE-639

  Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.

Acknowledgments, as the advisory lists them

• Siemens: reported this vulnerability to CISA.

The advisory's legal notice

The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.

Sources

• The advisory at cisa.gov
• The CSAF document (JSON)

DeSpy's copy of this version is dated 2026-09-28.