CVE-2025-6636 PRT File Parsing Use-After-Free Vulnerability
Attackers can execute arbitrary code, read sensitive data, or cause crashes by tricking users into opening malicious PRT files in Autodesk products.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-6636?
CVE-2025-6636 is a high-severity use after free vulnerability in Autodesk Shared Components, published on 29 Jul 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A maliciously crafted PRT file, when parsed through certain Autodesk products, can force a Use-After-Free vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current process.
Weakness: CWE-416
Which versions are affected by CVE-2025-6636?
It affects 1 product.
Products include Autodesk Shared Components.
How do I fix CVE-2025-6636?
No fix has been published for CVE-2025-6636 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2025-6636 being exploited?
There is no known exploitation of CVE-2025-6636 in the wild and no public exploit code.
Other vulnerabilities in Autodesk Shared Components
- CVE-2026-0874 CATPART File Parsing Out-of-Bounds Write
- CVE-2026-0875 MODEL File Parsing Out-of-Bounds Write
- CVE-2025-10881 CATPRODUCT File Parsing Heap-Based Overflow Vulnerability
- CVE-2025-10882 Multiple Vulnerabilities in Certain Autodesk Products
- CVE-2025-10883 CATPRODUCT File Parsing Out-of-Bounds Read Vulnerability
Sources
Also known as GHSA-wfrx-qcvf-27h6.