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Vulnerability record · CVE-2026-34674 · published 27 August 2026

CVE-2026-34674: Adobe substance 3d painter heap-based buffer overflow vulnerability

Adobe · Substance 3d Painter

Substance3D - Sampler versions 5.1.3 and earlier are 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.

7.8 CVSS 3.1 High EPSS 0.34% · top 75.4% CWE-122 · Heap-based buffer overflow
7.8CVSS 3.1 base score
0.34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
31 Aug 2026Last modified by NVD

Description

Substance3D - Sampler versions 5.1.3 and earlier are 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.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/substance3d-sampler/apsb26-54.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2026-75768Adobe substance 3d painter untrusted search path vulnerabilitySubstance3D - Painter is affected by an Untrusted Search Path vulnerability that could result in arbitrary code execution in the context of the curre…EPSS 0.29%7.8CVE-2026-75769Adobe substance 3d painter heap-based buffer overflow vulnerabilitySubstance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the c…EPSS 0.34%7.8CVE-2026-75770Adobe substance 3d painter out-of-bounds write vulnerabilitySubstance3D - Painter is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current…EPSS 0.26%7.8CVE-2026-75749Adobe substance 3d painter out-of-bounds write vulnerabilitySubstance3D - Painter is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current…EPSS 0.26%7.8CVE-2026-75750Adobe substance 3d painter heap-based buffer overflow vulnerabilitySubstance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the c…EPSS 0.34%7.8CVE-2026-75766Adobe substance 3d painter heap-based buffer overflow vulnerabilitySubstance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the c…EPSS 0.34%7.8CVE-2026-75767Adobe substance 3d painter heap-based buffer overflow vulnerabilitySubstance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the c…EPSS 0.34%7.8CVE-2026-34675Adobe substance 3d painter out-of-bounds write vulnerabilitySubstance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution …EPSS 0.26%

Source: NIST National Vulnerability Database (record CVE-2026-34674), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.