CVE-2025-5046: DGN File Parsing Out-of-Bounds Read Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-15 · updated 2026-06-17
Weakness: CWE-125

Description

A maliciously crafted DGN file, when linked or imported into Autodesk AutoCAD, can force an Out-of-Bounds Read vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current process.

Affected products

Autodesk Advance Steel: 2026
Autodesk AutoCAD: 2026
Autodesk AutoCAD Architecture: 2026
Autodesk AutoCAD Electrical: 2026
Autodesk AutoCAD LT: 2026
Autodesk AutoCAD MAP 3D: 2026
Autodesk AutoCAD Mechanical: 2026
Autodesk AutoCAD MEP: 2026
Autodesk AutoCAD Plant 3D: 2026
Autodesk Civil 3D: 2026

References

https://www.autodesk.com/products/autodesk-access/overview
https://www.autodesk.com/trust/security-advisories/adsk-sa-2025-0017

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