CVE-2026-8257 | Low | 3.3 | 2026-05-11 | A vulnerability was detected in WebAssembly Binaryen up to 117. This issue affects the function IRBuilder::makeBrOn of the file src/wasm/wasm-ir-builder.cpp of… |
CVE-2025-15412 | Medium | 5.3 | 2026-01-01 | A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/w… |
CVE-2025-15411 | Medium | 5.3 | 2026-01-01 | A weakness has been identified in WebAssembly wabt up to 1.0.39. This vulnerability affects the function wabt::AST::InsertNode of the file /src/repro/wabt/bin/… |
CVE-2025-14957 | Low | 3.3 | 2025-12-19 | A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function IRBuilder::makeLocalGet/IRBuilder::makeLocalSet/IRBuilder::makeLoca… |
CVE-2025-14956 | Medium | 5.3 | 2025-12-19 | A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm… |
CVE-2025-6275 | Low | 3.3 | 2025-06-19 | A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been declared as problematic. Affected by this vulnerability is the function GetFuncOffset o… |
CVE-2025-6274 | Low | 3.3 | 2025-06-19 | A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been classified as problematic. Affected is the function OnDataCount of the file src/interp/… |
CVE-2025-6273 | Low | 3.3 | 2025-06-19 | A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-read… |
CVE-2025-3122 | Low | 3.1 | 2025-04-02 | A vulnerability classified as problematic was found in WebAssembly wabt 1.0.36. Affected by this vulnerability is the function BinaryReaderInterp::BeginFunctio… |
CVE-2025-2584 | Medium | 5.0 | 2025-03-21 | A vulnerability was found in WebAssembly wabt 1.0.36. It has been declared as critical. This vulnerability affects the function BinaryReaderInterp::GetReturnCa… |
CVE-2025-2368 | Medium | 6.3 | 2025-03-17 | A vulnerability was found in WebAssembly wabt 1.0.36 and classified as critical. This issue affects the function wabt::interp::(anonymous namespace)::BinaryRea… |
CVE-2023-46331 | Medium | 5.5 | 2023-10-23 | WebAssembly wabt 1.0.33 has an Out-of-Bound Memory Read in in DataSegment::IsValidRange(), which lead to segmentation fault. |
CVE-2023-46332 | Medium | 5.5 | 2023-10-23 | WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault. |
CVE-2020-18382 | Medium | 6.5 | 2023-08-22 | Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a se… |
CVE-2020-18378 | Medium | 6.5 | 2023-08-22 | A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a se… |
CVE-2023-31669 | Medium | 5.5 | 2023-05-23 | WebAssembly wat2wasm v1.0.32 allows attackers to cause a libc++abi.dylib crash by putting '@' before a quote ("). |
CVE-2023-31670 | High | 7.5 | 2023-05-23 | An issue in wasm2c 1.0.32, wasm2wat 1.0.32, wasm-decompile 1.0.32, and wasm-validate 1.0.32 allows attackers to cause a Denial of Service (DoS) via running a c… |
CVE-2023-27119 | Medium | 5.5 | 2023-03-10 | WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::Decompiler::WrapChild. |
CVE-2023-27117 | High | 7.8 | 2023-03-10 | WebAssembly v1.0.29 was discovered to contain a heap overflow via the component component wabt::Node::operator. |
CVE-2023-27116 | Medium | 5.5 | 2023-03-10 | WebAssembly v1.0.29 discovered to contain an abort in CWriter::MangleType. |
CVE-2023-27115 | Medium | 5.5 | 2023-03-10 | WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size. |
CVE-2022-43283 | Medium | 5.5 | 2022-10-28 | wasm2c v1.0.29 was discovered to contain an abort in CWriter::Write. |
CVE-2022-43282 | High | 7.1 | 2022-10-28 | wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component OnReturnCallIndirectExpr->GetReturnCallDropKeepCount. |
CVE-2022-43281 | High | 7.8 | 2022-10-28 | wasm-interp v1.0.29 was discovered to contain a heap overflow via the component std::vector<wabt::Type, std::allocator<wabt::Type>>::size() at /bits/stl_vector… |
CVE-2022-43280 | High | 7.1 | 2022-10-28 | wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component OnReturnCallExpr->GetReturnCallDropKeepCount. |
CVE-2021-46055 | Medium | 5.5 | 2022-01-10 | A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::visitRethrow(wasm::Rethrow*). |
CVE-2021-46054 | Medium | 5.5 | 2022-01-10 | A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::visitRethrow(wasm::Rethrow*). |
CVE-2021-46053 | Medium | 5.5 | 2022-01-10 | A Denial of Service vulnerability exists in Binaryen 103. The program terminates with signal SIGKILL. |
CVE-2021-46052 | Medium | 5.5 | 2022-01-10 | A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::Tuple::validate. |
CVE-2021-46050 | Medium | 5.5 | 2022-01-10 | A Stack Overflow vulnerability exists in Binaryen 103 via the printf_common function. |
CVE-2021-46048 | Medium | 5.5 | 2022-01-10 | A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions. |
CVE-2021-45293 | Medium | 5.5 | 2021-12-21 | A Denial of Service vulnerability exists in Binaryen 103 due to an Invalid memory address dereference in wasm::WasmBinaryBuilder::visitLet. |
CVE-2021-45290 | High | 7.5 | 2021-12-21 | A Denial of Service vulnerability exits in Binaryen 103 due to an assertion abort in wasm::handle_unreachable. |
CVE-2019-15759 | Medium | 6.5 | 2019-08-29 | An issue was discovered in Binaryen 1.38.32. Two visitors in ir/ExpressionManipulator.cpp can lead to a NULL pointer dereference in wasm::LocalSet::finalize in… |
CVE-2019-15758 | Medium | 6.5 | 2019-08-29 | An issue was discovered in Binaryen 1.38.32. Missing validation rules in asmjs/asmangle.cpp can lead to an Assertion Failure at wasm/wasm.cpp in wasm::asmangle… |
CVE-2019-7704 | Medium | 6.5 | 2019-02-10 | wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-mer… |
CVE-2019-7703 | Medium | 6.5 | 2019-02-10 | In Binaryen 1.38.22, there is a use-after-free problem in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp. Remote attackers could leverage this vulnerabi… |
CVE-2019-7702 | Medium | 6.5 | 2019-02-10 | A NULL pointer dereference was discovered in wasm::SExpressionWasmBuilder::parseExpression in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can c… |
CVE-2019-7701 | Medium | 6.5 | 2019-02-10 | A heap-based buffer over-read was discovered in wasm::SExpressionParser::skipWhitespace() in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can ca… |
CVE-2019-7700 | Medium | 6.5 | 2019-02-10 | A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a seg… |
CVE-2019-7662 | Medium | 6.5 | 2019-02-09 | An assertion failure was discovered in wasm::WasmBinaryBuilder::getType() in wasm-binary.cpp in Binaryen 1.38.22. This allows remote attackers to cause a denia… |
CVE-2019-7154 | Medium | 6.5 | 2019-01-29 | The main function in tools/wasm2js.cpp in Binaryen 1.38.22 has a heap-based buffer overflow because Emscripten is misused, triggering an error in cashew::JSPri… |
CVE-2019-7153 | Medium | 6.5 | 2019-01-29 | A NULL pointer dereference was discovered in wasm::WasmBinaryBuilder::processFunctions() in wasm/wasm-binary.cpp (when calling wasm::WasmBinaryBuilder::getFunc… |
CVE-2019-7152 | Medium | 6.5 | 2019-01-29 | A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::processFunctions() in wasm/wasm-binary.cpp (when calling wasm::WasmBinaryBuilder::getF… |
CVE-2019-7151 | Medium | 6.5 | 2019-01-29 | A NULL pointer dereference was discovered in wasm::Module::getFunctionOrNull in wasm/wasm.cpp in Binaryen 1.38.22. A crafted input can cause segmentation fault… |