CVE-2026-10199
Assimp glTF2Asset.h LazyDict null pointer dereference
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Assimp glTF2Asset.h LazyDict null pointer dereference
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.
- Record
CVE-2026-10199- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C - CVSS 3.0
- 3.3 Low
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C - CVSS 2.0
- 1.7
AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C - Weakness
- CWE-476, CWE-404
- Updated
- 2026-11-02
EUVDEUVD-2026-33521
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.
- Record
EUVD-2026-33521- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-6rfw-vrjc-wff7
A vulnerability has been found in Assimp up to 6.0.4. Affected by this issue is the function...
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.
- Record
GHSA-6rfw-vrjc-wff7- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-404
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-10199- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - CVSS 2.0
- 1.7 Low
AV:L/AC:L/Au:S/C:N/I:N/A:P - Weakness
- CWE-404, CWE-476
- Updated
- 2026-11-02
OSV
Assimp glTF2Asset.h LazyDict null pointer dereference
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.
- Record
CVE-2026-10199- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - Weakness
- CWE-404, CWE-476
- Updated
- 2026-11-02
OSVDEBIAN-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.
- Record
DEBIAN-CVE-2026-10199- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Updated
- 2026-11-02
Show 6 moreShow less
OSVOESA-2026-2560
assimp security update
Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose.
Security Fix(es):
A vulnerability was detected in Assimp up to 6.0.4. Affected is the function glTF2Importer::ImportEmbeddedTextures in the library code/AssetLib/glTF2/glTF2Importer.cpp of the component TF File Handler. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit is now public and may be used. It is advisable to implement a patch to correct this issue. The pull request to fix this issue awaits acceptance.(CVE-2026-10197)
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.(CVE-2026-10199)
- Record
OESA-2026-2560- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVOESA-2026-2646
assimp security update
Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose.
Security Fix(es):
A vulnerability was detected in Assimp up to 6.0.4. Affected is the function glTF2Importer::ImportEmbeddedTextures in the library code/AssetLib/glTF2/glTF2Importer.cpp of the component TF File Handler. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit is now public and may be used. It is advisable to implement a patch to correct this issue. The pull request to fix this issue awaits acceptance.(CVE-2026-10197)
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.(CVE-2026-10199)
- Record
OESA-2026-2646- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVOESA-2026-2647
assimp security update
Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose.
Security Fix(es):
A vulnerability was detected in Assimp up to 6.0.4. Affected is the function glTF2Importer::ImportEmbeddedTextures in the library code/AssetLib/glTF2/glTF2Importer.cpp of the component TF File Handler. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit is now public and may be used. It is advisable to implement a patch to correct this issue. The pull request to fix this issue awaits acceptance.(CVE-2026-10197)
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.(CVE-2026-10199)
- Record
OESA-2026-2647- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVUBUNTU-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.
- Record
UBUNTU-CVE-2026-10199- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVopenSUSE-SU-2026:10946-1 No score
assimp-devel-6.0.5-3.1 on GA media
These are all security issues fixed in the assimp-devel-6.0.5-3.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2026:10946-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2026:21242-1 No score
Security update for assimp
This update for assimp fixes the following issues
- CVE-2025-11277: large mWidth and mHeight dimensions can lead to integer overflow and a heap-based buffer overflow (bsc#1251019).
- CVE-2026-10197: NULL pointer dereference in ImportEmbeddedTextures when mimeType lacks '/' (bsc#1266996).
- CVE-2026-10199: NULL pointer dereference in glTF2::LazyDict::operator[] due to unchecked node access in ImportAnimations (bsc#1266998).
- CVE-2026-10200: [glTF] Heap-buffer-overflow in CopyValue() when parsing invalid 4x4 matrix with insufficient data (bsc#1266999).
- CVE-2026-10232: heap use-after-free in aiNode::~aiNode due to invalid node tree when processing malformed ASE files (bsc#1267037).
- Record
openSUSE-SU-2026:21242-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
assimpDebian:12 |
All versions, plus listed versions 5.2.5~ds0-15.2.5~ds0-1.15.3.1+ds-15.3.1+ds-25.4.0+ds-1 Show 9 moreShow less5.4.1+ds-15.4.2+ds-15.4.3+ds-25.4.3+ds-36.0.2+ds-16.0.3+ds-16.0.4+ds-16.0.4+ds-36.0.5+ds-1 |
None known |
assimpDebian:13 |
All versions, plus listed versions 5.4.3+ds-25.4.3+ds-36.0.2+ds-16.0.3+ds-16.0.4+ds-16.0.4+ds-36.0.5+ds-1 |
None known |
assimpDebian:14 |
All versions, plus listed versions 5.4.3+ds-25.4.3+ds-36.0.2+ds-16.0.3+ds-16.0.4+ds-16.0.4+ds-36.0.5+ds-1 |
None known |
assimpopenEuler:24.03-LTS-SP3 |
before 5.3.1-19.oe2403sp3 | 5.3.1-19.oe2403sp3 |
assimpopenEuler:22.03-LTS-SP4 |
before 5.2.4-19.oe2203sp4 | 5.2.4-19.oe2203sp4 |
assimpopenEuler:24.03-LTS-SP1 |
before 5.3.1-19.oe2403sp1 | 5.3.1-19.oe2403sp1 |
assimpUbuntu:16.04:LTS |
All versions, plus listed versions 3.0~dfsg-4ubuntu43.1.1~dfsg-53.2~dfsg-13.2~dfsg-23.2~dfsg-3 |
None known |
assimpUbuntu:18.04:LTS |
All versions, plus listed versions 3.3.1~dfsg-53.3.1~dfsg-5ubuntu13.3.1~dfsg-5+build14.0.1~dfsg-1~exp24.0.1~dfsg-14.1.0~dfsg-14.1.0~dfsg-24.1.0~dfsg-3 |
None known |
assimpUbuntu:20.04:LTS |
All versions, plus listed versions 4.1.0~dfsg-54.1.0~dfsg-5ubuntu15.0.1~ds0-1build1 |
None known |
assimpUbuntu:22.04:LTS |
All versions, plus listed versions 5.0.1~ds0-25.0.1~ds0-3ubuntu15.1.4~ds0-15.1.5~ds0-15.1.6~ds0-15.2.0~ds0-25.2.1~ds0-15.2.2~ds0-1 |
None known |
Show 6 moreShow less
| Package | Affected | Fixed |
|---|---|---|
assimpUbuntu:24.04:LTS |
All versions, plus listed versions 5.2.5~ds0-1.1build15.3.1+ds-15.3.1+ds-25.3.1+ds-2build1 |
None known |
assimpUbuntu:25.10 |
All versions, plus listed versions 5.4.3+ds-2 |
None known |
assimpUbuntu:26.10 |
All versions, plus listed versions 6.0.4+ds-1build16.0.5+ds-1 |
None known |
assimpUbuntu:26.04:LTS |
All versions, plus listed versions 5.4.3+ds-26.0.2+ds-16.0.3+ds-16.0.4+ds-16.0.4+ds-1build1 |
None known |
assimpopenSUSE:Tumbleweed |
before 6.0.5-3.1 | 6.0.5-3.1 |
assimpopenSUSE:Leap 16.0 |
before 5.4.3-160000.4.1 | 5.4.3-160000.4.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-10199 is a medium vulnerability (CVSS 4.8) in Open Asset Import Library Assimp, published May 31, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in assimp 5.3.1-19.oe2403sp3.
References
vuldb.com/vuln/367479
github.com/assimp/assimp/issues/6611
Show 23 moreShow less
nvd.nist.gov/vuln/detail/CVE-2026-10199
security-tracker.debian.org/tracker/CVE-2026-10199
openeuler.org/zh/security/security-bulletins/detail?id=openEuler-SA-2026-2560
ubuntu.com/security/CVE-2026-10199
cve.org/CVERecord?id=CVE-2026-10199
suse.com/security/cve/CVE-2025-11277
bugzilla.suse.com/1251019