CVE-2026-0534: Stored XSS in the value of a part attribute

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-22 · updated 2026-06-17
Weakness: CWE-79

Description

A maliciously crafted HTML payload, stored in a part’s attribute and clicked by a user, can trigger a Stored Cross-site Scripting (XSS) vulnerability in the Autodesk Fusion desktop application. A malicious actor may leverage this vulnerability to read local files or execute arbitrary code in the context of the current process.

Affected products

Autodesk Fusion: before 2606.1.21 — fixed in 2606.1.21

How to fix

Upgrade to a fixed version: Autodesk Fusion 2606.1.21. Check the vendor advisory for mitigations.

References

https://dl.appstreaming.autodesk.com/production/installers/Fusion%20Client%20Downloader.dmg
https://dl.appstreaming.autodesk.com/production/installers/Fusion%20Client%20Downloader.exe
https://www.autodesk.com/trust/security-advisories/adsk-sa-2026-0001

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