CVE-2026-0659: USD File Parsing Out-of-Bounds Write Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-04 · updated 2026-06-17
Weakness: CWE-787

Description

A maliciously crafted USD file, when loaded or imported into Autodesk Arnold or Autodesk 3ds Max, can force an Out-of-Bounds Write vulnerability. A malicious actor can leverage this vulnerability to execute arbitrary code in the context of the current process.

Affected products

Autodesk 3ds Max: from 2026.2 before 2026.3.2 — fixed in 2026.3.2
Autodesk Arnold: from 7.4.4.1 before 7.4.4.2 — fixed in 7.4.4.2
Autodesk USD for Arnold: from 7.4.4.1 before 7.4.4.2 — fixed in 7.4.4.2

How to fix

Upgrade to a fixed version: Autodesk 3ds Max 2026.3.2; Autodesk Arnold 7.4.4.2; Autodesk USD for Arnold 7.4.4.2. Check the vendor advisory for mitigations.

References

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