NULL pointer dereference in Adobe Substance 3D Designer - CVE-2026-21338
Published: February 10, 2026
Vulnerability identifier: #VU122599
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-21338
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Adobe
Affected software:
Adobe Substance 3D Designer
Adobe Substance 3D Designer
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim into opening a specially crafted file and crash the application.
How to mitigate CVE-2026-21338
Install updates from vendor's website.