CVE-2026-83966
Adobe Substance 3d Sampler: out-of-bounds write can lead to remote code execution
- Risk score
- 48/100
- CVSS
- 7.8 v3.1
- Exploit chance (30 days)
- 0.2%
- Published
- 13 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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.
- Affected
- Adobe Substance 3d Sampler
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Story map
At a glance
Adobe Substance 3d Sampler: Yellow, plan it in. Substance3D - Sampler 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.
The flaws
- CVE-2026-83966: Out-of-bounds write can lead to remote code execution (CVSS 7.8 · EPSS 0%)
- CVE-2026-83965: Stack buffer overflow can lead to remote code execution (CVSS 7.8 · EPSS 0%)
The fix
Fix: Apply the vendor's security update; see the linked advisory.
Who is exposed: Adobe Substance 3d Sampler
Where it stands
- No known exploitation
Connects to
- Same weakness: Out-of-bounds write (CWE-787). 258 other warnings in 30 days
Why it is Yellow
- CVSS 7.8 high
References
Original 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.
Last activity 13 Oct 2026. Patch Forecast updates every hour.