CVE-2026-21335CWE-787

CVE-2026-21335

High · published February 10, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
11.2
In the wild
Unconfirmed
What it is

⚡ Opening a sneaky file could grant malicious code access! Substance3D - Designer versions 15.1.0 and earlier have an out-of-bounds write vulnerability that lets attackers run arbitrary code, all thanks to a simple user action. 😱 Imagine a delivery driver who follows a wrong address and ends up knocking on the door of a secure vault instead of a house — that’s what happens when a user opens a malicious file that exploits this flaw; it’s all too easy and leads to disastrous consequences! If an attacker successfully exploits this vulnerability, they could execute any code in the context of the current user, potentially leading to unauthorized access, data theft, or even complete system takeover. It's like handing over the keys to your digital kingdom without realizing it!

Put simply

Imagine a delivery driver who follows a wrong address and ends up knocking on the door of a secure vault instead of a house — that’s what happens when a user opens a malicious file that exploits this flaw; it’s all too easy and leads to disastrous consequences! This out-of-bounds write vulnerability occurs when the application processes a malicious file, allowing attackers to overwrite memory locations and execute arbitrary code without the user's knowledge.

What to do

If an attacker successfully exploits this vulnerability, they could execute any code in the context of the current user, potentially leading to unauthorized access, data theft, or even complete system takeover. It's like handing over the keys to your digital kingdom without realizing it! To safeguard your system, immediately update Substance3D - Designer to version 15.2.0 or later. Additionally, encourage users to be cautious about opening files from untrusted sources to avoid any potential exploitation. 🛡️ You've got this! Implement these fixes, and you'll be the hero who keeps your system safe from sneaky attacks! 🚀

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
0.00215 · 11.2th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-02-10T23:16Z
Affected products (1)
ProductVersionsFixed in
adobe/substance_3d_designer< 15.1.215.1.2
References (1)
EPSS history
Timeline
  • 10 FEB 18:08Z
    Substance3D - Designer | Out-of-bounds Write (CWE-787)
    cvelistv5