PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-7450 Autodesk CVE debrief

A NULL pointer dereference vulnerability exists in Autodesk 3ds Max when parsing maliciously crafted PAR files. Successful exploitation causes application crash and denial-of-service. The vulnerability is rated MEDIUM severity (CVSS 5.3) and affects 3ds Max versions 2026 and 2027. The issue was disclosed by Autodesk's PSIRT on May 26, 2026, with official vendor advisory ADSK-SA-2026-0006 published the same day. No known exploitation in ransomware campaigns has been reported.

Vendor
Autodesk
Product
3ds Max
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-26
Original CVE updated
2026-05-26
Advisory published
2026-05-26
Advisory updated
2026-05-26

Who should care

Organizations using Autodesk 3ds Max 2026 or 2027 for 3D modeling and animation workflows. Security teams in media, entertainment, architecture, engineering, and construction sectors where 3ds Max is deployed. Incident response teams monitoring for denial-of-service conditions in creative software environments.

Technical summary

The vulnerability stems from improper NULL pointer handling during PAR (Particle System) file parsing in Autodesk 3ds Max. When a malformed PAR file is opened, the application dereferences a NULL pointer, resulting in immediate process termination. The attack requires local access and user interaction to open the malicious file. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L) indicates limited confidentiality, integrity, and availability impacts due to the crash-only nature of the vulnerability. No privilege escalation or code execution capabilities have been attributed to this flaw.

Defensive priority

medium

Recommended defensive actions

  • Apply security updates from Autodesk when available per vendor advisory ADSK-SA-2026-0006
  • Restrict execution of untrusted PAR files in 3ds Max environments
  • Implement application whitelisting to prevent unauthorized 3ds Max execution
  • Monitor for unexpected 3ds Max process crashes as potential exploitation indicator
  • Review Autodesk Access for patch deployment management

Evidence notes

Vulnerability confirmed through official Autodesk PSIRT advisory and NVD analysis. CPE criteria confirm affected versions: 3ds Max 2026 and 2027. CVSS vector indicates local attack vector with user interaction required. CWE-476 (NULL Pointer Dereference) classified as primary weakness.

Official resources

The vulnerability was published in the NVD on May 26, 2026 at 18:16 UTC, with the record modified later that day at 20:41 UTC. Autodesk's security advisory was issued concurrently with CVE publication.