What is CVE-2025-40773?

CVE-2025-40773 is a low-severity vulnerability in Siemens Sipass Integrated, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 3.5/10. Published 2025-10-14.

How severe is CVE-2025-40773?

Low severity. CVSS v3 base score is 3.5 out of 10.

Auth bypass in Siemens Sipass Integrated

CVE-2025-40773

A vulnerability has been identified in SiPass integrated (All versions < V3.0). Affected server applications contains a broken access control vulnerability. The authorization mechanism lacks sufficient server-side checks, allowing an attac…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Siemens Sipass Integrated — versions 0
Siemens Sipass_integrated

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

productcert@siemens.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-40773?: CVE-2025-40773 is a low-severity vulnerability in Siemens Sipass Integrated, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 3.5/10. Published 2025-10-14.
How severe is CVE-2025-40773?: Low severity. CVSS v3 base score is 3.5 out of 10.