Solid Edge SE2026 Vulnerability Allows Code Execution via PAR Files
The National Vulnerability Database has disclosed CVE-2026-44412, a high-severity stack-based overflow vulnerability in Solid Edge SE2026 (all versions prior to V226.0 Update 5). This flaw resides in how the software parses specially crafted PAR files. An attacker can exploit this vulnerability to execute arbitrary code within the context of the user’s current process.
This isn’t just a crash; it’s a critical remote code execution vector. The attack vector is local, requiring user interaction (UI:R), meaning a user must open a malicious PAR file. However, the impact is severe across confidentiality, integrity, and availability (C:H/I:H/A:H), indicating full control over the affected system once exploited.
For organizations using Solid Edge, this means a malicious engineering file could be a trojan horse. Attackers frequently leverage common file types to gain initial access, and CAD files are no exception. Defenders need to recognize the risk of seemingly innocuous files shared between engineering teams or received from external partners.
What This Means For You
- If your organization uses Solid Edge SE2026, you must identify all instances running versions prior to V226.0 Update 5. Prioritize patching these systems immediately. Furthermore, educate your engineering and design teams on the dangers of opening unsolicited or suspicious PAR files, even from known contacts. This is a critical code execution path.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-44412 - Solid Edge SE2026 PAR File Stack Overflow
title: CVE-2026-44412 - Solid Edge SE2026 PAR File Stack Overflow
id: scw-2026-05-12-ai-1
status: experimental
level: high
description: |
Detects the execution of Solid Edge SE2026.exe when processing a .par file, which is the entry point for the CVE-2026-44412 stack overflow vulnerability. This rule aims to catch the initial exploitation attempt.
author: SCW Feed Engine (AI-generated)
date: 2026-05-12
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-44412/
tags:
- attack.execution
- attack.t1204.002
logsource:
category: process_creation
detection:
selection:
Image|endswith:
- 'SE2026.exe'
TargetFilename|endswith:
- '.par'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-44412 | Buffer Overflow | Solid Edge SE2026 (All versions < V226.0 Update 5) |
| CVE-2026-44412 | RCE | Parsing specially crafted PAR files in Solid Edge SE2026 |
| CVE-2026-44412 | Buffer Overflow | Stack based overflow vulnerability |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 12, 2026 at 13:16 UTC |
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