CVE-2026-103821
7.8HighPublished 13 Oct 2026 · NVD status: Analyzed · AI triage by gemini-3.8-flash
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Impact
- Full C/I/A compromise
- Weakness
- CWE-787
Impact
Attackers can execute arbitrary code with the local user's privileges. To exploit it, they must trick a user into opening a malicious file in Substance 3D Designer.
Root cause
An out-of-bounds write flaw allows malicious input files to corrupt application memory.
Affected systems
Versions not listed — check the vendor advisory.
CVSS v3.1 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Fix & remediation
Update Substance 3D Designer to the version specified in Adobe advisory APSB26-169; as an immediate interim mitigation, avoid opening untrusted or unverified project files.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
Substance3D - Designer 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.