Vulnerability · Published Jul 29, 2026 · Assigned by autodesk

CVE-2026-16463DXF File Parsing Heap-Based Overflow in Autodesk AutoCAD

High 7.8

In plain English

A high-severity heap buffer overflow in AutoCAD from Autodesk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 79.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

VendorProductVersions
Autodesk AutoCAD 2027.0.0 – before 2027.1.0
Autodesk AutoCAD LT 2027.0.0 – before 2027.1.0
Autodesk DWG TrueView 2027.0.0 – before 2027.1.0

Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References