CVE-2026-27273
HIGHCVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
2Description
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.
Analysis
Arbitrary code execution in Substance 3D Stager 3.1.7 and earlier through an out-of-bounds write vulnerability triggered by opening a malicious file. Users running affected versions face code execution at their privilege level with no available patch. …
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Remediation
Within 24 hours: Inventory all systems running Substance3D Stager 3.1.7 or earlier and communicate user awareness advisory prohibiting opening files from untrusted sources. Within 7 days: Implement application whitelisting or disable Substance3D Stager if business-critical alternative exists; isolate affected systems to restricted network segments if feasible. …
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External POC / Exploit Code
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