CVE-2026-103837: Out-of-bounds Write (CWE-787) in Adobe Adobe Substance 3D Stager
Description
Substance3D - Stager is 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.
CVSS v3.1
Score 7.8high
Affected software
Adobe
Adobe Substance 3D Stager
pkg:github/adobe/substance3d-stagerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-103837 is an out-of-bounds write vulnerability (CWE-787) in Adobe Substance 3D Stager. This flaw allows an attacker to execute arbitrary code in the context of the current user. Successful exploitation requires that the victim opens a specially crafted malicious file. The vulnerability affects all versions up to and including 3.1.8.
Potential Impact
An attacker who successfully exploits this vulnerability can execute arbitrary code with the privileges of the current user, potentially leading to full compromise of the affected system. The requirement for user interaction limits the attack vector to scenarios where a user opens a malicious file.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should exercise caution when opening files from untrusted sources.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-10-01T11:26:24.768Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ace92562cdf04f656a90f58
Added to database: 10/13/2026, 20:19:34 UTC
Last enriched: 10/13/2026, 20:34:29 UTC
Last updated: 10/13/2026, 21:05:51 UTC
Views: 6
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