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High severity · published Dec 9, 2025
CVE-2025-40800
A vulnerability has been identified in COMOS V10.6 (All versions < V10.6.1), COMOS V10.6 (All versions < V10.6.1), NX V2412 (All versions < V2412.8700), NX V2506 (All versions <…
7.4
CVSS
0.2%
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), NX V2412 (All versions < V2412.8700), NX V2506 (All versions < V2506.6000), Simcenter 3D (All versions < V2506.6000), Simcenter Femap (All versions < V2506.0002), Solid Edge SE2025 (All versions < V225.0 Update 10), Solid Edge SE2026 (All versions < V226.0 Update 1). The IAM client in affected products 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:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% 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
NV
NX V2412 · Siemens
before V2412.8700 · 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
SE
Solid Edge SE2025 · Siemens
before V225.0 Update 10 · source: vendor
SE
Solid Edge SE2026 · Siemens
before V226.0 Update 1 · source: vendor
Affected product
CV
COMOS V10.6
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-40800
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-40800
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-868571.html
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