Substance3D Stager OOB write 3.1.7 & earlier arbitrary code exec
CVE-2026-27279 Published on March 10, 2026
Substance3D - Stager | Out-of-bounds Write (CWE-787)
Substance3D - Stager versions 3.1.7 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.
Vulnerability Analysis
CVE-2026-27279 can be exploited with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2026-27279 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-27279
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Affected Versions
Adobe Substance3D - Stager:- Before and including 3.1.7 is affected.