Substance3D - Viewer versions 0.22 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user, scope unchanged. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Conclusion & alert: CVE-2025-43582 is rated Moderate Risk (41.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.11%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-04 | 0.03% | 0.11% | +0.09% |
| 2 | 2025-07-09 | — | 0.03% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| adobe | substance_3d_viewer | < 0.25 | cpe:2.3:a:adobe:substance_3d_viewer:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://helpx.adobe.com/security/products/substance3d-viewer/apsb25-54.html | Vendor Advisory |