Severity by source
CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Local file-delivery vector and mandatory user interaction drive AV:L and UI:R; AC:H reflects heap-manipulation complexity; no privilege escalation beyond process context so S:U.
Primary rating from Vendor (siemens).
CVSS VectorVendor: siemens
Lifecycle Timeline
6DescriptionCVE.org
A vulnerability has been identified in Solid Edge SE2025 (All versions < V225.0 Update 15), Solid Edge SE2026 (All versions < V226.0 Update 7). The affected applications contain a use-after-free vulnerability that could be triggered while parsing specially crafted DFT files. This could allow an attacker to execute code in the context of the current process.
AnalysisAI
Use-after-free memory corruption in Siemens Solid Edge SE2025 and SE2026 allows code execution in the context of the current user process when a specially crafted DFT (draft) file is parsed. Affected are all SE2025 releases prior to V225.0 Update 15 and all SE2026 releases prior to V226.0 Update 7, as confirmed by Siemens advisory SSA-621657. No public exploit code or active exploitation has been identified at time of analysis, and the local attack vector combined with required user interaction meaningfully constrains real-world exposure.
Technical ContextAI
Solid Edge is a Siemens CAD/CAM/CAE suite widely used in industrial and manufacturing design workflows. The vulnerable component is the DFT file parser - DFT is the Solid Edge proprietary draft/drawing file format. The root cause is CWE-416 (Use After Free): the parser frees a memory object during DFT processing but subsequently dereferences the stale pointer, creating a condition an attacker can exploit to redirect execution. Use-after-free bugs in file parsers typically arise from object lifetime mismanagement across complex parse-state machines. Affected CPE identifiers are cpe:2.3:a:siemens:solid_edge_se2025:*:*:*:*:*:*:*:* (all builds before V225.0 Update 15) and cpe:2.3:a:siemens:solid_edge_se2026:*:*:*:*:*:*:*:* (all builds before V226.0 Update 7). The CVSS 4.0 scope is confined to the vulnerable system (SC:N/SI:N/SA:N), meaning the flaw does not inherently propagate beyond the Solid Edge process itself.
RemediationAI
Vendor-released patches are available: upgrade Solid Edge SE2025 to V225.0 Update 15 or later, and Solid Edge SE2026 to V226.0 Update 7 or later, as detailed in Siemens advisory SSA-621657 at https://cert-portal.siemens.com/productcert/html/ssa-621657.html. Until patching is complete, the most effective compensating control is user-awareness guidance instructing engineers not to open DFT files received from untrusted or unverified external sources - this directly targets the required user-interaction step (UI:P) and eliminates the primary delivery vector. Where operationally feasible, restricting file-association handling so that DFT files from email attachments or downloads do not auto-open in Solid Edge reduces incidental exposure with minimal workflow impact. Network-level controls are not applicable given the local attack vector.
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Same weakness CWE-416 – Use After Free
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-56112
GHSA-g95c-9q3g-v9jw