Buffer overflow in Adobe Substance 3d Viewer
CVE-2025-54243
Substance3D - Viewer versions 0.25.1 and earlier are 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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (9.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Adobe Substance 3d Viewer
- Adobe Substance3d - Viewer — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- helpx.adobe.com/security/products/substance3d-viewer/apsb25-89.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-54243?
- CVE-2025-54243 is a high-severity vulnerability in Adobe Substance 3d Viewer, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-09-09.
- How severe is CVE-2025-54243?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2025-54243 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.