CVE-2025-40805

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.

CVSS v3 10.0 CRITICAL

10.0^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/html/ssa-001536.html
https://cert-portal.siemens.com/productcert/html/ssa-014678.html

Configurations

No configuration.

History

No history.

Information

Published : 2026-01-13 10:15

Updated : 2026-01-13 14:03

NVD link : CVE-2025-40805

Mitre link : CVE-2025-40805

CVE.ORG link : CVE-2025-40805

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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