CVE-2026-16465: Autodesk Advance Steel

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A maliciously crafted DWG or DXF file, when parsed through Autodesk AutoCAD, can force an Out-of-Bounds Read vulnerability. A malicious actor can leverage this vulnerability to cause a crash or disclose sensitive information.

Affected products

• Autodesk Advance Steel: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Architecture: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Electrical: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Lt: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Map 3d: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Mechanical: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Mep: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Autocad Plant 3d: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Civil 3d: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only
• Autodesk Dwg Trueview: from 2026, before 2026.1.2 (fixed in 2026.1.2); version 2027 only

Published 2026-07-29. Last modified 2026-09-02.