A maliciously crafted .stack.json file can trigger a trusted Markdown injection vulnerability in Autodesk Fusion Post Processor Utility Extension. A malicious actor may exploit this vulnerability to execute arbitrary commands in the context of the current user.
https://www.autodesk.com/trust/security-advisories/adsk-sa-2026-0018
https://marketplace.visualstudio.com/items?itemName=Autodesk.hsm-post-processor