CVE-2026-21308
Out-of-Bounds Read in Substance3D Designer Exposes Memory Data
Publication date: 2026-01-13
Last updated on: 2026-01-13
Assigner: Adobe Systems Incorporated
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| adobe | substance3d_designer | to 15.0.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Out-of-bounds Read in Substance3D - Designer versions 15.0.3 and earlier. It allows an attacker to read memory outside the intended boundaries, potentially exposing sensitive information stored in memory. Exploitation requires the victim to open a malicious file, meaning user interaction is necessary.
How can this vulnerability impact me? :
The vulnerability can lead to the disclosure of sensitive information stored in memory, which could compromise confidentiality. Since it requires user interaction to open a malicious file, the risk depends on user behavior, but successful exploitation could expose private data.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, ensure that you do not open malicious files in Substance3D - Designer versions 15.0.3 and earlier. Update Substance3D - Designer to a version later than 15.0.3 once a patch is available. Avoid interacting with untrusted files to prevent exploitation.