Substance3D - Stager | Out-of-bounds Read (CWE-125)

published 2025-09-16 13 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-29634

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits: 0; none known

Substance3D - Stager versions 3.1.3 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code 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

fixed in 1

adobe substance_3d_stager 3.1.4

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 13 mo ago (2025-09-17)

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% 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

Affected products

Adobe Substance3D - Stager

Classification

Weakness

CWE-125 Out-of-bounds Read

References

helpx.adobe.com /security/products/substance3d_stager/apsb25-81.html
vendor-advisory

Sources

CVE List CVE-2025-54262
NVD CVE-2025-54262

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