What is CVE-2025-40819?

CVE-2025-40819 is a medium-severity vulnerability in Siemens Sinema Remote Connect Server, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2025-12-09.

How severe is CVE-2025-40819?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Siemens Sinema Remote Connect Server

CVE-2025-40819

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4). Affected applications do not properly validate license restrictions against the database, allowing direct modification of the system_ticketinfo…

Vulnerability class: Broken Access Control

EPSS: 0.002 (11.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Siemens Sinema Remote Connect Server — versions 0
Siemens Sinema_remote_connect_server — versions 3.2

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

productcert@siemens.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-40819?: CVE-2025-40819 is a medium-severity vulnerability in Siemens Sinema Remote Connect Server, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2025-12-09.
How severe is CVE-2025-40819?: Medium severity. CVSS v3 base score is 4.3 out of 10.