CVE-2023-26384
Published: 12 April 2023
Summary
CVE-2023-26384 is a high-severity Use After Free (CWE-416) vulnerability in Adobe Substance 3D Stager. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 46.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Deeper analysis
Adobe Substance 3D Stager versions 2.0.1 and earlier contain a Use After Free vulnerability tracked as CVE-2023-26384 and CWE-416. The flaw carries a CVSS 3.1 score of 7.8 and can result in arbitrary code execution in the context of the current user when triggered.
An attacker can exploit the issue by supplying a malicious file that the victim must open, after which code runs locally with no additional privileges required beyond normal user interaction.
The official Adobe security advisory at https://helpx.adobe.com/security/products/substance3d_stager/apsb23-26.html describes the available patches and mitigation steps for affected installations.
The EPSS probability rose from a low baseline after disclosure to a peak of 0.0735 on 2025-01-22 before receding to the current value of 0.0023, indicating that exploitation interest emerged well after the initial publication.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-30204
Vulnerability details
Adobe Substance 3D Stager version 2.0.1 (and earlier) is 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…
more
victim must open a malicious file.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
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.
Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.