CVE-2026-0534CWE-79

Stored XSS in the value of a part attribute

High · published January 22, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
44.5
In the wild
Unconfirmed
What it is

⚡ A crafty HTML payload could turn the Autodesk Fusion desktop app into a launching pad for attacks! 😱 Think of it like a restaurant that serves a lovely dish, but a disgruntled chef sneaks in a surprise ingredient that makes diners sick. The malicious HTML here acts like that hidden toxin — it runs when the user interacts with it, causing chaos behind the scenes. This vulnerability allows attackers to not only read local files but potentially execute arbitrary code! That means they could gain unauthorized access to sensitive data or take control of the application, putting users at significant risk. Imagine an uninvited guest rummaging through your cabinets while you’re busy in the kitchen — absolutely devastating!

Put simply

Think of it like a restaurant that serves a lovely dish, but a disgruntled chef sneaks in a surprise ingredient that makes diners sick. The malicious HTML here acts like that hidden toxin — it runs when the user interacts with it, causing chaos behind the scenes. This Stored XSS vulnerability occurs when a malicious HTML payload is stored in an attribute and executed when a user clicks on it, allowing attackers to run code in the context of the current process without needing to authenticate.

What to do

This vulnerability allows attackers to not only read local files but potentially execute arbitrary code! That means they could gain unauthorized access to sensitive data or take control of the application, putting users at significant risk. Imagine an uninvited guest rummaging through your cabinets while you’re busy in the kitchen — absolutely devastating! To mitigate this risk, users should ensure they are running the latest version of Autodesk Fusion. Additionally, implementing input validation and sanitization can help prevent the injection of malicious payloads. Regular security audits can also help identify and fix potential vulnerabilities. You've got this! Stay vigilant and follow these steps to keep your environment secure. 🛡️

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00538 · 44.5th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-22T16:59Z
EPSS history
Timeline
  • 22 JAN 16:59Z
    Stored XSS in the value of a part attribute
    cvelistv5