NULL pointer dereference in Assimp
CVE-2026-10199
A vulnerability has been found in Assimp up to 6.0.4. Affected by this issue is the function glTF2::LazyDict in the library glTF2Asset.h. Such manipulation of the argument operator[] leads to null pointer dereference. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is d24b85319bd70c65883a2b96613e07e23fb95981. It is best practice to apply a patch to resolve this issue.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.001 (1.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Assimp — versions 6.0.0, 6.0.1, 6.0.2
Weakness classification (CWE)
References
- vuldb.com/vuln/367479 (technical-description, vdb-entry)
- vuldb.com/vuln/367479/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-10199 (third-party-advisory)
- vuldb.com/submit/821179 (third-party-advisory)
- github.com/assimp/assimp/issues/6611 (issue-tracking)
- github.com/assimp/assimp/pull/6646 (issue-tracking, patch)
- github.com/user-attachments/files/27194148/poc.zip (exploit)
- github.com/assimp/assimp/commit/d24b85319bd70c65883a2b96613e07e23fb95981 (patch)
- github.com/assimp/assimp/ (product)
Frequently asked questions
- What is CVE-2026-10199?
- CVE-2026-10199 is a low-severity vulnerability in Assimp, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2026-05-31.
- How severe is CVE-2026-10199?
- Low severity. CVSS v3 base score is 3.3 out of 10.