CVE-2026-103827 Adobe CVE debrief

Who should care

Defenders responsible for managing Adobe Substance 3D Designer installations, ensuring user interaction security, and applying software updates should assess exposure and prioritize remediation.

Why it matters

CVE-2026-103827 is a stack-based buffer overflow vulnerability in Adobe Substance 3D Designer that requires user interaction to exploit and can result in a denial-of-service condition. Defenders should prioritize patching versions prior to 16.0.7 and ensure user interaction security.

• Potential application crashes leading to denial-of-service conditions.
• Requires verification of user interaction for exploitation.
• Remediation priority for versions prior to 16.0.7.

Technical summary

A stack-based buffer overflow vulnerability exists in Adobe Substance 3D Designer, which could result in an application denial-of-service. An attacker could exploit this vulnerability by providing a malicious file that, when opened, crashes the application. The vulnerability requires user interaction to exploit and has a CVSS score of 5.5 and a severity of MEDIUM. Defenders should prioritize patching versions prior to 16.0.7 and ensure user interaction security. The vulnerability is caused by improper handling of user input, allowing an attacker to provide a malicious file that, when opened, crashes the application.

Defensive priority

Medium priority for defenders of Adobe Substance 3D Designer, especially those responsible for managing software updates and ensuring user interaction security.

Recommended defensive actions

• Review and apply the vendor's security patch for Adobe Substance 3D Designer version 16.0.7 or later.
• Restrict user access to untrusted files and ensure software is updated to the latest version.
• Monitor system logs for potential exploitation attempts.
• Verify user interaction security for Adobe Substance 3D Designer deployments.
• Conduct regular vulnerability assessments to identify potential exposure.
• Implement compensating controls for exposed systems while remediation is scheduled and verified.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record and NVD entry provide details on a stack-based buffer overflow vulnerability in Adobe Substance 3D Designer. The vulnerability requires user interaction to exploit and can result in a denial-of-service condition.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.