CVE-2026-7450: A maliciously crafted PAR file, when parsed through Autodesk 3ds Max, can force a NULL Pointer Dereference vul

Routine

MEDIUM 5.5DOWNGRADE

CVE-2026-7450 is a medium-severity flaw (CVSS 5.5) affecting 3ds max. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A maliciously crafted PAR file, when parsed through Autodesk 3ds Max, can force a NULL Pointer Dereference vulnerability. Successful exploitation may cause the application to crash, leading to a denial-of-service condition.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-476
Published	2026-05-26
Last modified	2026-07-24

Publisher (CNA): Autodesk · Vendor: autodesk

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-26 18:16 UTCPublished CVE record published
2026-07-24 08:10 UTCUpdated Record last modified

autodesk 3ds max DOWNGRADE

Affected: 2026 · 2027

Fixed in: no fixed release known

Safe to downgrade to: a release before 2026

1. Check installed version

apt-cache policy 3ds-max || rpm -q 3ds-max || 3ds-max --version

2. No fixed release: DOWNGRADE to a release before 2026 (Debian / Ubuntu)

apt-cache madison 3ds-max sudo apt install 3ds-max=<VERSION_BEFORE_2026> sudo apt-mark hold 3ds-max

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list 3ds-max sudo dnf downgrade 3ds-max-<VERSION_BEFORE_2026> sudo dnf versionlock add 3ds-max

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-7450?

3ds max: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-7450 being exploited?

CVE-2026-7450 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-7450 affect?

CVE-2026-7450 affects 3ds max. Severity is medium (CVSS 5.5). A maliciously crafted PAR file, when parsed through Autodesk 3ds Max, can force a NULL Pointer Dereference vulnerability. Successful exploitation may cause the application to crash, leading to a denial-of-service condition.

How urgent is CVE-2026-7450?

Priority 20/100. No elevated risk signals yet.

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References

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