Adobe Substance 3D Sampler v4.2.1Build3527 OOBW Vulnerability I

published 2023-12-13 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-52681

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits: 0; none known

Adobe Substance 3D Sampler versions 4.2.1 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.

Patch / fix

links 1

helpx.adobe.com/security/products/substance3d-sampler/apsb23-74.html advisory

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Adobe Substance3D - Sampler

Classification

Weakness

CWE-787 Out-of-bounds Write

References

helpx.adobe.com /security/products/substance3d-sampler/apsb23-74.html
vendor-advisory, patch

Sources

CVE List CVE-2023-48630
NVD CVE-2023-48630

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary