Issues

• [USD format] Update tinyusdz 3rd party dependency

  3D Format SupportUSD
  Task

  assimp/assimp#6950 · Filter by author tellypresence opened on Oct 18, 2026

• FBX importer: two uncontrolled memory allocations (denial of service)

  FBXFuzzerSecurity Risk
  Bug

  assimp/assimp#6948 · Filter by author GeekQAQ opened on Oct 16, 2026

• Bug: ASCII STL importer leaks meshes and nodes when parsing fails part-way

  LeakSanitizerSTL
  Bug

  assimp/assimp#6945 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: X importer preallocates from declared counts; a 55-byte file allocates 2 GB

  X
  Bug

  assimp/assimp#6944 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: truncated binary PLY files are accepted; missing data is filled from the stale 1 MiB read cache

  PLY
  Bug

  assimp/assimp#6943 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: SkipLine() stops at '#' without advancing, so LWS plugin blocks and MD3 shader files with a '#' line loop forever

  LWSMD3
  Bug

  assimp/assimp#6942 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: IsDefaultIOHandler() returns false after any ReadFileFromMemory call

  Bug

  assimp/assimp#6941 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: PLY importer keeps the partly built mesh after a failed read; the next PLY read on the same Importer is wrong

  PLY
  Bug

  assimp/assimp#6940 · Filter by author GeekQAQ opened on Oct 14, 2026

• Bug: Importer keeps the error string, exception and previous scene after a failed or rejected read

  Stale state
  Bug

  assimp/assimp#6939 · Filter by author GeekQAQ opened on Oct 14, 2026

• Arbitrary local file read via glTF/glTF2 external buffer URI path traversal

  glTF-CommonSecurity Risk
  Bug

  assimp/assimp#6933 · Filter by author azizelbelaychy opened on Oct 13, 2026

• Heap-buffer-overflow in MD2Importer::InternReadFile via unvalidated stored frameSize

  CrashMD2Sanitizer
  Bug

  assimp/assimp#6932 · Filter by author azizelbelaychy opened on Oct 13, 2026

• Undersized heap allocation in OgreBinarySerializer::ReadGeometryVertexBuffer via 32-bit wraparound

  OgreSecurity Risk
  Bug

  assimp/assimp#6931 · Filter by author azizelbelaychy opened on Oct 13, 2026

• SIGSEGV in OgreBinarySerializer::ReadSubMesh via 32-bit wraparound in the index-buffer size

  CrashOgreSanitizerSecurity Risk
  Bug

  assimp/assimp#6930 · Filter by author azizelbelaychy opened on Oct 13, 2026

• Heap-buffer-overflow in MD2Importer::ValidateHeader via 32-bit wraparound in the frame-table check

  CrashMD2Sanitizer
  Bug

  assimp/assimp#6929 · Filter by author azizelbelaychy opened on Oct 13, 2026

• Bug: Heap-buffer-overflow in glTFCommon::ParseDataURI with long data: URIs

  CrashglTF-CommonSanitizerSecurity Risk
  Bug

  assimp/assimp#6927 · Filter by author azizelbelaychy opened on Oct 13, 2026

• Stack overflow in glTF2 importer

  BugglTF2.0
  assimp/assimp#6921 · Filter by author OwenSanzas opened on Oct 13, 2026

• Bug: Issue 531473739: assimp:assimp_roundtrip_fuzzer: Null-dereference READ in glTF2::Write

  BugSecurity Risk
  assimp/assimp#6900 · Filter by author kimkulling opened on Oct 6, 2026

• Bug: Issue 531652001: assimp:assimp_roundtrip_fuzzer: Null-dereference READ in Assimp::glTF2Exporter::ExportMeshes

  BugSecurity Risk
  assimp/assimp#6899 · Filter by author kimkulling opened on Oct 6, 2026

• Bug: Issue 532210028: assimp:assimp_roundtrip_fuzzer: Direct-leak in Assimp::BVHLoader::ReadNode

  BugSecurity Risk
  assimp/assimp#6898 · Filter by author kimkulling opened on Oct 6, 2026

• Bug: Issue 569549299: assimp:assimp_fuzzer_collada: Direct-leak in Assimp::ColladaLoader::CreateAnimation

  BugSecurity Risk
  assimp/assimp#6897 · Filter by author kimkulling opened on Oct 6, 2026

• Variant analysis: 1 unfixed sibling safety gap in assimp

  Automated analysisColladaSanitizerSecurity Risk
  Bug

  assimp/assimp#6889 · Filter by author x4evexnol opened on Sep 28, 2026
  1

• Bug: Glb Bone Influence Import Error

  Needs rework
  assimp/assimp#6874 · Filter by author Ridog8 opened on Sep 21, 2026
  1

• Bug: Hash-collision CPU amplification parsing FBX node/property names

  BugFBX
  Bug

  assimp/assimp#6871 · Filter by author K-ANOY opened on Sep 18, 2026

• Proposal: native SketchUp (.skp) importer

  3D Format SupportFeature-RequestSketchup
  Feature

  assimp/assimp#6837 · Filter by author iamahsanmehmood opened on Sep 12, 2026
  2

• Bug: When exporting as FBX, the Video properties are set with the path but not the Texture properties as expected by blender.

  BugExportFBXTextures
  Bug

  assimp/assimp#6828 · Filter by author otac0n opened on Sep 6, 2026