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Adobe Security Bulletin

Last updated on Aug 25, 2026

Security updates available for Substance 3D Painter | APSB26-129

Bulletin ID
Date published
Priority
APSB26-129
August 25, 2026
3

Summary

Adobe has released an update for Adobe Substance 3D Painter. This update addresses critical and important vulnerabilities in Adobe Substance 3D Painter that could result in arbitrary code execution and memory explosure.

Adobe is not aware of any exploits in the wild for any of the issues addressed in this update.

Affected Versions

Product
Version
Platform
Adobe Substance 3D Painter
12.1.2 and earlier versions
All

Solution

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version via the Creative Cloud desktop app's update mechanism. For more information, please reference this help page.

For managed environments, IT administrators can use the Admin Console to deploy Creative Cloud applications to end users. Refer to this help page for more information.

Product
Version
Platform
Priority
Availability
Adobe Substance 3D Painter
12.1.3
All
3

Vulnerability Details

Vulnerability category
Vulnerability impact
Severity
CVSS base score
CVSS vector
CVE number
Out-of-bounds Write (CWE-787)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75770
Heap-based Buffer Overflow (CWE-122)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75769
Untrusted Search Path (CWE-426)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75768
Heap-based Buffer Overflow (CWE-122)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75767
Heap-based Buffer Overflow (CWE-122)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75766
Heap-based Buffer Overflow (CWE-122)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75750
Out-of-bounds Write (CWE-787)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2026-75749
Out-of-bounds Read (CWE-125)
Memory exposure
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2026-75752

Acknowledgments:

Adobe would like to thank the following researcher for reporting the relevant issues and for working with Adobe to help protect our customers:

  • Jony (jony_juice) — CVE-2026-75770, CVE-2026-75769, CVE-2026-75768, CVE-2026-75767, CVE-2026-75766, CVE-2026-75750, CVE-2026-75749, CVE-2026-75752