CVE-2025-5046: Autodesk Advance Steel

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

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: version 2026 only
• Autodesk Autocad: version 2026 only
• Autodesk Autocad Architecture: version 2026 only
• Autodesk Autocad Electrical: version 2026 only
• Autodesk Autocad Lt: version 2026 only
• Autodesk Autocad Map 3d: version 2026 only
• Autodesk Autocad Mechanical: version 2026 only
• Autodesk Autocad Mep: version 2026 only
• Autodesk Autocad Plant 3d: version 2026 only
• Autodesk Civil 3d: version 2026 only

Published 2025-08-15. Last modified 2026-06-17.