CVE-2026-83966
7.8HighPublished 13 Oct 2026 · NVD status: Undergoing Analysis · 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 in the context of the current user. To trigger it, a local user must open a maliciously crafted file.
Root cause
An out-of-bounds write flaw occurs during file processing, allowing memory corruption.
Affected systems
Substance 3D Sampler (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
Upgrade to the patched version referenced in Adobe security bulletin APSB26-159. Until upgraded, instruct users not to open untrusted Substance 3D Sampler files.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
Substance3D - Sampler 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.