AutoCAD DXF Heap Overflow
CVE-2026-16463 Published on July 29, 2026

DXF File Parsing Heap-Based Overflow in Autodesk AutoCAD
A maliciously crafted DXF file, when parsed through Autodesk AutoCAD, can force a Heap-Based Overflow 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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-16463 can be exploited with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().


Products Associated with CVE-2026-16463

Want to know whenever a new CVE is published for AutoDesk products? stack.watch will email you.

AutoDesk Autocad
 
AutoDesk Autocad Lt
 
AutoDesk Dwg Trueview
 

Affected Versions

Autodesk AutoCAD: Autodesk AutoCAD LT: Autodesk DWG TrueView: