Vulnerability · Published Sep 9, 2026 · Assigned by mitre
CVE-2026-39020
Medium 5.5
In plain English
A medium-severity improper input validation in the wings3d package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue in WIngs3D v.2.4.1 allows a local attacker to cause a denial of service via a crafted Wavefront OBJ file
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | wings3d | no fix listed | UBUNTU-CVE-2026-39020 |
| Ubuntu:24.04:LTS | wings3d | no fix listed | UBUNTU-CVE-2026-39020 |
| Ubuntu:26.04:LTS | wings3d | no fix listed | UBUNTU-CVE-2026-39020 |
| Ubuntu:26.10 | wings3d | no fix listed | UBUNTU-CVE-2026-39020 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AC:L/AV:L/A:H/C:N/I:N/PR:N/S:U/UI:R