CVE-2025-40805 CRITICAL

CVE-2025-40805

Vendor Siemens
Product Industrial Edge Cloud Device (IECD)
Weakness CWE-639 · IDOR
Published January 13, 2026
Last update May 12, 2026

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 13, 2026 CVE published
May 12, 2026 Record updated