CVE-2026-85217 (CVSS 8.6)

Description

A maliciously crafted add-in, when installed and executed in Autodesk Fusion Desktop, can modify persistent network proxy settings without user notification or consent. A successful exploit may allow an attacker to redirect authenticated Fusion network traffic through an attacker-controlled proxy, potentially exposing sensitive information with the current user.

Is your site exposed to CVE-2026-85217?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

8.6

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0019

Probability of exploitation

0.08%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-15 CWE-15

References

Other References

https://dl.appstreaming.autodesk.com/production/installers/Fusion%20Client%20Downloader.exe https://www.autodesk.com/trust/security-advisories/adsk-sa-2026-0016

Frequently Asked Questions

What is CVE-2026-85217? +

A maliciously crafted add-in, when installed and executed in Autodesk Fusion Desktop, can modify persistent network proxy settings without user notification or consent. A successful exploit may allow an attacker to redirect authenticated Fusion network traffic through an attacker-controlled proxy, potentially exposing sensitive information with the current user. It has a CVSS v3.1 base score of 8.6 (HIGH).

How severe is CVE-2026-85217? +

CVE-2026-85217 has a CVSS v3.1 score of 8.6 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0019, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-85217? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-68403

An external control of system or configuration setting vulnerability has been reported to affect QuRouter. If a local attacker gains …

CVE-2026-66065

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. …

CVE-2026-0418

Insufficient configuration management in the listed devices allows authenticated administrators connected to the local network to tamper with the system.

CVE-2025-41452

Post-authenticated external control of system web interface configuration setting vulnerability in Danfoss AK-SM8xxA Series prior to 4.3.1, which could allow …

CVE-2025-64726

Socket Firewall is an HTTP/HTTPS proxy server that intercepts package manager requests and enforces security policies by blocking dangerous packages. …

CVE-2026-19593

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. …