Cyber Posture

CVE-2026-34681

High

Published: 12 May 2026

Published
12 May 2026
Modified
12 May 2026
KEV Added
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Patch
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CVSS Score 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score N/A
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-34681 is a high-severity Out-of-bounds Write (CWE-787) vulnerability. Its CVSS base score is 7.8 (High).

Operationally, it is not currently listed in the CISA KEV catalog.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

NVD Description

Substance3D - Designer versions 15.1.0 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…

more

open a malicious file.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)
CWE-787

Affected Products

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Designer
inferred from references and description; NVD did not file a CPE for this CVE

References