CVE-2026-21344CWE-125

CVE-2026-21344

High · published February 11, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
8.3
In the wild
Unconfirmed
What it is

⚡ A sneaky out-of-bounds read in Substance3D's Stager could be the gateway for an attacker to execute code, but it all hinges on a user taking the bait! 🎣 Think of this like a waiter dropping a tray of food just past a table's edge – if one of the diners reaches too far, they might accidentally knock it over, causing a mess. Here, opening a malicious file is like that risky reach, leading to potential chaos in the memory stack. If an attacker crafts a special file and tricks a user into opening it, they could read sensitive information or even execute malicious code as if they were the victim. This could compromise user data or lead to further infiltration within the system – absolutely devastating!

Put simply

Think of this like a waiter dropping a tray of food just past a table's edge – if one of the diners reaches too far, they might accidentally knock it over, causing a mess. Here, opening a malicious file is like that risky reach, leading to potential chaos in the memory stack. This vulnerability arises from an out-of-bounds read when Stager versions 3.1.6 and earlier parse crafted files, allowing attackers to read beyond allocated memory and potentially execute arbitrary code based on user permissions.

What to do

If an attacker crafts a special file and tricks a user into opening it, they could read sensitive information or even execute malicious code as if they were the victim. This could compromise user data or lead to further infiltration within the system – absolutely devastating! To protect yourself, update to the latest version of Substance3D Stager immediately. Additionally, ensure that users are educated about the risks of opening untrusted files to minimize the likelihood of exploitation. 🚀 You've got this! Tackle this vulnerability head-on and secure your systems with confidence! 🛡️

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
0.00191 · 8.3th percentile
Weakness
CWE-125 · Out-of-bounds Read
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 Read (CWE-125)
    cvelistv5