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CVE-2024-20740: Adobe Substance 3D Paint PSD Parsing Out-Of-Bounds Write Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-15 · updated 2026-06-17
• Weakness: CWE-787

Description

Substance3D - Painter versions 9.1.1 and earlier are affected by an out-of-bounds write 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 - Painter: through 9.1.1

References

• https://helpx.adobe.com/security/products/substance3d_painter/apsb24-04.html
• https://helpx.adobe.com/security/products/substance3d_painter/apsb24-04.html

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