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Wings3D CVE-2026-39020

| EUVDEUVD-2026-75121 MEDIUM
Improper Input Validation (CWE-20)
2026-09-09 cve@mitre.org GHSA-5wfq-pm3p-j596
5.5
CVSS 3.1 · Vendor: mitre
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Severity by source

Vendor (mitre) PRIMARY
5.5 MEDIUM
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
vuln.today AI
5.5 MEDIUM

Local file-open trigger with no privileges needed, mandatory user interaction, and availability-only impact; matches provided vector.

3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
4.0 AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (mitre).

CVSS VectorVendor: mitre

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
Analysis Generated
Sep 09, 2026 - 19:30 vuln.today

DescriptionCVE.org

An issue in WIngs3D v.2.4.1 allows a local attacker to cause a denial of service via a crafted Wavefront OBJ file

AnalysisAI

Denial of service in Wings3D v.2.4.1 allows a local attacker to crash the application by convincing a user to open a specially crafted Wavefront OBJ file. The vulnerability is availability-only, with no confidentiality or integrity impact, and requires user interaction to trigger. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
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Execution
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Impact
technique details hidden

Vulnerability AssessmentAI

Exploitation Exploitation requires: (1) the victim is running Wings3D v.2.4.1 on their local machine; (2) the victim is persuaded to open a malicious Wavefront OBJ file - user interaction (UI:R) is mandatory. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The real-world risk of this vulnerability is low. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation No vendor-released patch has been identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-39020 vulnerability details – vuln.today

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