What is CVE-2025-6634?

CVE-2025-6634 is a high-severity vulnerability in Autodesk 3ds Max, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2025-08-06.

How severe is CVE-2025-6634?

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

Is CVE-2025-6634 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Autodesk 3ds Max

CVE-2025-6634

A maliciously crafted TGA file, when linked or imported into Autodesk 3ds Max, can force a Memory Corruption vulnerability. A malicious actor can leverage this vulnerability to execute arbitrary code in the context of the current process.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (33.8th percentile) — read the EPSS interpretation.

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 3ds Max — versions 2026

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.autodesk.com/products/autodesk-access/overview (patch)
www.autodesk.com/trust/security-advisories/adsk-sa-2025-0016 (vendor-advisory)

Frequently asked questions

What is CVE-2025-6634?: CVE-2025-6634 is a high-severity vulnerability in Autodesk 3ds Max, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2025-08-06.
How severe is CVE-2025-6634?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-6634 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.