Adobe Substance 3D Sampler up to 6.0.1/6.0.2 buffer overflow

Summaryinfo

A vulnerability was found in Adobe Substance 3D Sampler up to 6.0.1/6.0.2. It has been rated as critical. Affected by this issue is some unknown functionality. The manipulation leads to buffer overflow. This vulnerability is documented as CVE-2026-83959. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Adobe Substance 3D Sampler up to 6.0.1/6.0.2. This issue affects an unknown function. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Substance3D - Sampler is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

It is possible to read the advisory at helpx.adobe.com. The identification of this vulnerability is CVE-2026-83959 since 09/01/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/03/2026).

Upgrading to version 6.0.3 eliminates this vulnerability.

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Productinfo

Vendor

• Adobe

Name

• Substance 3D Sampler

Version

• 6.0.0
• 6.0.1
• 6.0.2

License

• commercial

Website

• Vendor: https://www.adobe.com/

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