Null Pointer Dereference in Assimp Library Affects Multiple Versions
CVE-2026-10199

4.8MEDIUM

Key Information:

Vendor

Assimp

Status
Assimp
Vendor
CVE Published:
31 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10199?

A vulnerability exists in the Assimp library, specifically within the function glTF2::LazyDict located in glTF2Asset.h. This issue occurs due to improper handling of the argument operator[], which can result in a null pointer dereference. Attackers must execute this exploit locally, making it crucial for users to apply the designated patch (d24b85319bd70c65883a2b96613e07e23fb95981) to mitigate potential risks associated with this vulnerability.

Affected Version(s)

Assimp 6.0.0

Assimp 6.0.1

Assimp 6.0.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-10199 - Proof of Concept

References

https://vuldb.com/vuln/367479
vdb-entrytechnical-description
https://vuldb.com/vuln/367479/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-10199
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

TYGLS (VulDB User)
.