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CVE-2023-26390: ZDI-CAN-20255: Adobe Substance 3D Stager USDA File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-12 · updated 2026-06-17
• Weakness: CWE-121

Description

Adobe Substance 3D Stager version 2.0.1 (and earlier) is affected by a Stack-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.

Affected products

• Adobe Substance3D - Stager: through 2.0.1

References

• https://helpx.adobe.com/security/products/substance3d_stager/apsb23-26.html
• https://helpx.adobe.com/security/products/substance3d_stager/apsb23-26.html

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