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    CVE-2026-21338

    Substance3D - Designer versions 15.1.0 and earlier are affected by a NULL Pointer Dereference vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to crash the application, causing disruption to services. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

    Published:Feb 10, 2026
    Last Modified:Apr 17, 2026
    EPS:Feb 10, 2026
    EPSS Score:0.00021
    CVSS Score:5.5

    Affected Products

    Vendor
    Adobe
    Product
    Substance 3d Designer

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-48429 (CVSS 5.5) — Substance3D - Designer is affected by a NULL Pointer Dereference vulnerability that could result in an applica…
    CVE-2026-48432 (CVSS 7.8) — Substance3D - Designer is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrar…
    CVE-2026-48430 (CVSS 7.8) — Substance3D - Designer is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrar…
    CVE-2026-71564 (CVSS 7.8) — Substance3D - Designer is affected by an out-of-bounds write vulnerability that could result in arbitrary code…
    CVE-2026-48426 (CVSS 7.8) — Substance3D - Designer is affected by an out-of-bounds write vulnerability that could result in arbitrary code…
    CVE-2026-48428 (CVSS 7.8) — Substance3D - Designer is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrar…
    CVE-2026-48427 (CVSS 7.8) — Substance3D - Designer is affected by an out-of-bounds write vulnerability that could result in arbitrary code…
    CVE-2026-48431 (CVSS 7.8) — Substance3D - Designer is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrar…
    CVE-2026-48433 (CVSS 7.8) — Substance3D - Designer is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrar…
    CVE-2026-34682 (CVSS 7.8) — Substance3D - Designer versions 15.1.0 and earlier are affected by an out-of-bounds write vulnerability that c…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High