CVE-2026-21341CWE-787

CVE-2026-21341

High · published February 11, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

⚡ An innocent file could spell disaster! Just opening a malicious document in Substance3D could give an attacker the keys to your kingdom. 🔑 Think of it like a seemingly harmless package that arrives with a hidden ticking bomb inside. You wouldn’t want to be the one who opens it without checking, right? If exploited, this out-of-bounds write vulnerability allows an attacker to execute arbitrary code in the context of the current user, potentially compromising their entire system. It's like letting a stranger into your home, who then rearranges your furniture—definitely alarming!

Put simply

Think of it like a seemingly harmless package that arrives with a hidden ticking bomb inside. You wouldn’t want to be the one who opens it without checking, right? Versions 3.1.6 and earlier of Substance3D - Stager are susceptible to an out-of-bounds write, which can be triggered by user interaction when opening a specially crafted file, leading to the execution of malicious code.

What to do

If exploited, this out-of-bounds write vulnerability allows an attacker to execute arbitrary code in the context of the current user, potentially compromising their entire system. It's like letting a stranger into your home, who then rearranges your furniture—definitely alarming! To protect yourself, update to Substance3D - Stager version 3.1.7 or later immediately. Additionally, educate users about the dangers of opening unverified files to further shield your systems from threats. 🛡️ You've got this! With a quick update and good practices, your systems will be secure in no time! 🚀

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00165 · 5.5th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-02-11T00:15Z
Affected products (1)
ProductVersionsFixed in
adobe/substance_3d_stager< 3.1.73.1.7
References (1)
EPSS history
Timeline
  • 10 FEB 18:16Z
    Substance3D - Stager | Out-of-bounds Write (CWE-787)
    cvelistv5