High severity · published Aug 25, 2026
CVE-2026-48418
Substance3D - Sampler | Out-of-bounds Write (CWE-787)
7.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Adobe Substance 3D Sampler · Adobe
through 6.0.1 · source: vendor
S3
Substance 3d Sampler · Adobe
before 6.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-48418
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-48418
Vendor Advisory
https://helpx.adobe.com/security/products/substance3d-sampler/apsb26-121.html
More from Adobe Substance 3D Sampler
7.8
CVE-2026-83959
Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122)
7.8
CVE-2026-34674
Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122)
7.8
CVE-2026-48425
Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122)
7.8
CVE-2026-48421
Substance3D - Sampler | Out-of-bounds Write (CWE-787)
7.8
CVE-2026-48423
Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122)
