High severity · published Dec 9, 2025
CVE-2025-40801
A vulnerability has been identified in COMOS V10.6 (All versions < V10.6.1), COMOS V10.6 (All versions < V10.6.1), JT Bi-Directional Translator for STEP (All versions), NX V2412…
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability has been identified in COMOS V10.6 (All versions < V10.6.1), COMOS V10.6 (All versions < V10.6.1), JT Bi-Directional Translator for STEP (All versions), NX V2412 (All versions < V2412.8900 with Cloud Entitlement (bundled as NX X)), NX V2506 (All versions < V2506.6000 with Cloud Entitlement (bundled as NX X)), Simcenter 3D (All versions < V2506.6000 with Cloud Entitlement (bundled as Simcenter X Mechanical)), Simcenter Femap (All versions < V2506.0002 with Cloud Entitlement (bundled as Simcenter X Mechanical)), Simcenter Studio (All versions < V2506.0001), Simcenter System Architect (All versions < V2506.0001), Tecnomatix Plant Simulation (All versions < V2504.0007). The SALT SDK is missing server certificate validation while establishing TLS connections to the authorization server. This could allow an attacker to perform a man-in-the-middle attack.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CV
COMOS V10.6 · Siemens
before V10.6.1; before V10.6.1 · source: vendor
JB
JT Bi-Directional Translator for STEP · Siemens
0 · source: vendor
NV
NX V2412 · Siemens
before V2412.8900 · source: vendor
NV
NX V2506 · Siemens
before V2506.6000 · source: vendor
S3
Simcenter 3D · Siemens
before V2506.6000 · source: vendor
SF
Simcenter Femap · Siemens
before V2506.0002 · source: vendor
SS
Simcenter Studio · Siemens
before V2506.0001 · source: vendor
SS
Simcenter System Architect · Siemens
before V2506.0001 · source: vendor
TP
Tecnomatix Plant Simulation · Siemens
before V2504.0007 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-40801
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-40801
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-212953.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-710408.html
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