CVE-2026-103822 Adobe CVE debrief

Who should care

Defenders responsible for systems using Adobe Substance 3D Designer, especially those handling sensitive data or requiring high security standards, should assess exposure and verify vulnerability.

Why it matters

CVE-2026-103822 is a medium-severity vulnerability in Adobe Substance 3D Designer that could lead to disclosure of sensitive memory. Defenders should assess exposure, verify vulnerability, and apply patches or updates as recommended by Adobe.

• Potential disclosure of sensitive memory
• Requires user interaction to open malicious files
• Medium severity vulnerability with CVSS score of 5.5
• Verification of vulnerability and exposure is necessary

Technical summary

The vulnerability is an out-of-bounds read issue in Adobe Substance 3D Designer, which could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information, requiring user interaction to open a malicious file. The CVSS score is 5.5 (Medium severity). The vulnerability affects Adobe Substance 3D Designer, a software used for designing and creating 3D models and textures. Defenders should assess exposure and verify vulnerability in their environment, especially for systems handling sensitive data.

Defensive priority

Medium priority for defenders to assess exposure and verify vulnerability in Adobe Substance 3D Designer, especially for systems handling .

Recommended defensive actions

• Assess exposure of Adobe Substance 3D Designer in your environment
• Verify if the installed version is prior to 16.0.7
• Apply patches or updates as recommended by Adobe
• Monitor systems for suspicious activity related to malicious file openings
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• 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 the vulnerability. However, additional information on affected versions and remediation is limited. Defenders should verify the vulnerability and assess exposure in their environment. The CVE record was published on 2026-10-13T20:34:37.983Z and has not been modified since then. There are no known exploits or reports of this vulnerability being used in attacks.

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.