High severity · published May 12, 2026
CVE-2025-12659
Heap-based buffer overflow in Siemens Simcenter Femap
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
Siemens Simcenter Femap contains a memory corruption vulnerability while parsing specially crafted IPT files. This could allow an attacker to execute code in the context of the current process.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Simcenter Femap · Siemens
before V2512.0003 · source: vendor, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-12659
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-12659
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-870926.html
github.com
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-134-05.json
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-26-134-05
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