CVE-2026-21298 is an out-of-bounds write vulnerability affecting Adobe Substance3D Modeler versions 1.22.4 and earlier. This flaw could lead to arbitrary code execution if a user opens a specially crafted malicious file. Rated 7.8 HIGH on the CVSS scale, it requires user interaction (UI:R) and local access (AV:L) for exploitation, with potential for high impact on confidentiality, integrity, and availability (C:H/I:H/A:H). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, though it has garnered significant community discussion with 10 mentions.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.22.5CPE matchmatch criteria | cpe:2.3:a:adobe:substance_3d_modeler:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.