What is CVE-2026-16463?

CVE-2026-16463 is a high-severity vulnerability in Autodesk Autocad, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-07-29.

How severe is CVE-2026-16463?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Autodesk Autocad

CVE-2026-16463

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…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Autodesk Autocad — versions 2027.0.0
Autodesk Autocad Lt — versions 2027.0.0
Autodesk Dwg Trueview — versions 2027.0.0

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

psirt@autodesk.com (vendor-advisory)
psirt@autodesk.com (patch)
psirt@autodesk.com (patch)

Frequently asked questions

What is CVE-2026-16463?: CVE-2026-16463 is a high-severity vulnerability in Autodesk Autocad, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-07-29.
How severe is CVE-2026-16463?: High severity. CVSS v3 base score is 7.8 out of 10.