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CVE-2026-27309— Substance3D - Stager | Use After Free (CWE-416)

Quick assessment

Affected
Adobe Substance3D - Stager
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Adobe Substance3D Stager是美国奥多比（Adobe）公司的一款3D场景的布景与渲染软件。 Adobe Substance3D Stager 3.1.7及之前版本存在资源管理错误漏洞，该漏洞源于释放后重用漏洞，可能导致任意代码执行。

CVSS 7.8 · High EPSS 0.38% · P29

Affected Version Matrix 2

VendorProduct Version RangeStatus
Adobe Substance3D - Stager ≤ 3.1.7 affected
3.1.8 unaffected
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I. Basic Information for CVE-2026-27309

Vulnerability Information
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Vulnerability Title
Substance3D - Stager | Use After Free (CWE-416)
Source: CVE Program / CVE List V5
Vulnerability Description
Substance3D - Stager versions 3.1.7 and earlier are affected by a Use After Free 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Substance3D Stager 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Substance3D Stager是美国奥多比（Adobe）公司的一款3D场景的布景与渲染软件。 Adobe Substance3D Stager 3.1.7及之前版本存在资源管理错误漏洞，该漏洞源于释放后重用漏洞，可能导致任意代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe Substance3D - Stager 0 ~ 3.1.7 -

II. Public POCs for CVE-2026-27309

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III. Intelligence Information for CVE-2026-27309

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Vendor Advisories for CVE-2026-27309 (1)

IV. Related Vulnerabilities

Same product: Substance3D - Stager
Same vendor: Adobe
Same weakness: CWE-416

V. Comments for CVE-2026-27309

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