High severity · published Oct 13, 2026
CVE-2026-103851
Substance3D - Stager | Stack-based Buffer Overflow (CWE-121)
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
Substance3D - Stager 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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Adobe Substance 3D Stager · Adobe
through 3.1.8 · source: vendor
Affected product
AS
Adobe Substance 3D Stager
Adobe
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