CVE-2025-15538
CVE-2025-15538 — Open Asset Import Library Assimp LWOMaterial.cpp FindUVChannels use after free
A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. Affected by this vulnerability is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Such manipulation leads to use after free. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.
Published Updated Sources: cvelistV5, VulDB
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
5.3
MEDIUM
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
PoC
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 5.3 | CVSS 3.1 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-416
- CWE-119
Detection
Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.
- Search application, proxy, and WAF logs for requests touching /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp.
References
6 on the record
- vuldb.com/?id.341727
vdb-entry, technical-description
- vuldb.com/?ctiid.341727
signature, permissions-required
- vuldb.com/?submit.735232
third-party-advisory
- github.com/assimp/assimp/issues/6258
issue-tracking
- github.com/assimp/assimp/issues/6258#issuecomment-3070999530
issue-tracking
- github.com/user-attachments/files/21216542/assimp_poc10.zip
exploit
Elsewhere on this site
- open asset import libraryevery CVE for this vendor
- CWE-416other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.