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Implicit conversion of aiString to std::string and const char*

Feature-RequestGlobal flag to mark feature requestsGlobal flag to mark feature requests

Status: Open.

#6476 In assimp/assimp;

· ji8sw opened on Feb 12, 2026

Bug:Floating-point division by zero in glTF2Exporter / glTFExporter when mTicksPerSecond == 0

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

ExportBugs / Feature requests related to export.Bugs / Feature requests related to export.

glTF-CommonBugs/questions common to both glTF versions 1.0 and 2.0Bugs/questions common to both glTF versions 1.0 and 2.0

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Status: Open.

Bug

#6466 In assimp/assimp;

· JungWooJJING opened on Feb 3, 2026

when i export a file via assimp (e.g. .dae/.fbx/.gltf), and load that exported file into Blender application, it shows uv layers names as [Attribute.n] etc

ExportBugs / Feature requests related to export.Bugs / Feature requests related to export.

QuestionGlobal flag to mark questions from usersGlobal flag to mark questions from users

Status: Open.

#6465 In assimp/assimp;

· dabblob opened on Feb 2, 2026

Pyassimp file loading progress

Feature-RequestGlobal flag to mark feature requestsGlobal flag to mark feature requests

Progress indicationRelated to supporting progress indication of assimp operations lasting more than a few secondsRelated to supporting progress indication of assimp operations lasting more than a few seconds

pyassimpThe Python Assimp portThe Python Assimp port

Status: Open.

#6464 In assimp/assimp;

· kdschlosser opened on Feb 1, 2026

Modifying Github repository structure

OrgaBugs/questions related to organizational tasksBugs/questions related to organizational tasks

pyassimpThe Python Assimp portThe Python Assimp port

Status: Open.

#6463 In assimp/assimp;

· kdschlosser opened on Jan 31, 2026

Bug: Heap-buffer-overflow in MakeVerboseFormatProcess::MakeVerboseFormat during export

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

FuzzerBugs found by a fuzzerBugs found by a fuzzer

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Security RiskBugs that could potentially be security vulnerabilitiesBugs that could potentially be security vulnerabilities

Status: Open.

Bug

#6461 In assimp/assimp;

· JungWooJJING opened on Jan 28, 2026

.webp extension shortened to .web

glTF-CommonBugs/questions common to both glTF versions 1.0 and 2.0Bugs/questions common to both glTF versions 1.0 and 2.0

QuestionGlobal flag to mark questions from usersGlobal flag to mark questions from users

Status: Open.

#6455 In assimp/assimp;

· paroj opened on Jan 21, 2026

Bug:Stack overflow in OpenDDL parser due to uncontrolled recursion when parsing malformed FBX/OpenDDL files

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

FBXBugs related to the FBX formatBugs related to the FBX format

FuzzerBugs found by a fuzzerBugs found by a fuzzer

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Status: Open.

Bug

#6450 In assimp/assimp;

· minasrmy opened on Jan 20, 2026

Bug:Uncontrolled memory allocation in FBXMaterial.cpp when parsing embedded textures (DoS)

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

FBXBugs related to the FBX formatBugs related to the FBX format

FuzzerBugs found by a fuzzerBugs found by a fuzzer

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Security RiskBugs that could potentially be security vulnerabilitiesBugs that could potentially be security vulnerabilities

Status: Open.

Bug

#6444 In assimp/assimp;

· minasrmy opened on Jan 15, 2026

Bug:Segmentation fault in FBXMeshGeometry::MeshGeometry on malformed FBX input

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

FBXBugs related to the FBX formatBugs related to the FBX format

FuzzerBugs found by a fuzzerBugs found by a fuzzer

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Status: Open.

Bug

#6443 In assimp/assimp;

· minasrmy opened on Jan 15, 2026

Bug: Issue 434414094 in in oss-fuzz: assimp:assimp_fuzzer: Crash in signed char Assimp::StreamReader<false, false>::Get<signed char>

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

CrashProblems which trigger catastrophic crashesProblems which trigger catastrophic crashes

FuzzerBugs found by a fuzzerBugs found by a fuzzer

Security RiskBugs that could potentially be security vulnerabilitiesBugs that could potentially be security vulnerabilities

Status: Open.

Bug

#6442 In assimp/assimp;

· feuerste opened on Jan 14, 2026

Bug: Heap-Buffer-Overflow out-of-bounds read in <code>Assimp::MD2Importer::InternReadFile()</code> in <code>assimp/code/AssetLib/MD2/MD2Loader.cpp:323:49</code> memory-safety vulnerability

BugGlobal flag to mark a deviation from expected behaviourGlobal flag to mark a deviation from expected behaviour

MD2Bugs/questions related to MD2 3D formatBugs/questions related to MD2 3D format

SanitizerBug/build issue discovered using sanitizer e.g. ASANBug/build issue discovered using sanitizer e.g. ASAN

Status: Open.

Bug

#6433 In assimp/assimp;

· arzedlab opened on Dec 24, 2025