CVE-2023-26387 ZDI-CAN-20265: Adobe Substance 3D Stager USDC File Parsing Uninitialized Variable Information Disclosure Vulnerability
An attacker can disclose sensitive memory and bypass ASLR by tricking a user into opening a malicious USDC file in Adobe Substance 3D Stager.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-26387?
CVE-2023-26387 is a medium-severity vulnerability in Adobe Substance 3d Stager, published on 12 Apr 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Adobe Substance 3D Stager version 2.0.1 (and earlier) is affected by an Access of Uninitialized Pointer vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Weakness: CWE-824
Which versions are affected by CVE-2023-26387?
It affects 1 product.
Products include Adobe Substance 3d Stager.
How do I fix CVE-2023-26387?
No fix has been published for CVE-2023-26387 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-26387 being exploited?
There is no known exploitation of CVE-2023-26387 in the wild and no public exploit code.
Other vulnerabilities in Adobe Substance 3d Stager
- CVE-2026-103830 Substance3D - Stager | Stack-based Buffer Overflow (CWE-121)
- CVE-2026-103832 Substance3D - Stager | Out-of-bounds Write (CWE-787)
- CVE-2026-103833 Substance3D - Stager | Out-of-bounds Write (CWE-787)
- CVE-2026-103834 Substance3D - Stager | Out-of-bounds Write (CWE-787)
- CVE-2026-103835 Substance3D - Stager | Out-of-bounds Write (CWE-787)
Sources
Also known as GHSA-vr33-6wrq-rrvx.