Adobe Substance 3D Modeler 1.22.5 Multiple Vulnerabilities (APSB26-08)

high Nessus Plugin ID 283881

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Synopsis

The remote host is missing one or more security updates.

Description

The version of Adobe Substance 3D Modeler installed on the remote host is prior to 1.22.5. It is, therefore, affected by multiple vulnerabilities as referenced in the APSB26-08 advisory.

- Substance3D - Modeler versions 1.22.4 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. (CVE-2026-21298, CVE-2026-21299)

- Substance3D - Modeler versions 1.22.4 and earlier are affected by a NULL Pointer Dereference vulnerability that could lead to application denial-of-service. Exploitation of this issue requires user interaction in that a victim must open a malicious file. (CVE-2026-21300, CVE-2026-21301)

- Substance3D - Modeler versions 1.22.4 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file. (CVE-2026-21302, CVE-2026-21303)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Adobe Substance 3D Modeler version 1.22.5 or later.

Plugin Details

Severity: High

ID: 283881

File Name: adobe_substance_3d_modeler_APSB26-08.nasl

Version: 1.2

Type: local

Agent: windows

Family: Misc.

Published: 1/14/2026

Updated: 1/16/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-21298

CVSS v3

Risk Factor: High

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: cpe:/a:adobe:substance_3d_modeler

Required KB Items: installed_sw/Adobe Substance 3D Modeler

Patch Publication Date: 1/13/2026

Vulnerability Publication Date: 1/13/2026

Reference Information

CVE: CVE-2026-21298, CVE-2026-21299, CVE-2026-21300, CVE-2026-21301, CVE-2026-21302, CVE-2026-21303

IAVA: 2026-A-0037

Detections

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