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Webassembly · weakness class

Denial of Service

12 CVEs

Every dot is a CVE in what this vendor ships; the named ones are the most at risk.

Every one of the 12 is a mark on the map. Named now: 1 to 12, most at risk first.

  1. 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 denial of service (failed…CVE-2019-7662Webassembly · 1.6% likely

    CWE-617

  2. A Denial of Service vulnerability exits in Binaryen 103 due to an assertion abort in wasm::handle_unreachable.CVE-2021-45290Webassembly · 1.5% likely

    CWE-617

  3. 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. A crafted input ca…CVE-2019-15758Webassembly · 1.2% likely

    CWE-617

  4. wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.CVE-2019-7704Webassembly · 1.2% likely

    CWE-770

  5. A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::visitRethrow(wasm::Rethrow*).CVE-2021-46054Webassembly · 0.8% likely

    CWE-617

  6. A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::Tuple::validate.CVE-2021-46052Webassembly · 0.8% likely

    CWE-617

  7. A Stack Overflow vulnerability exists in Binaryen 103 via the printf_common function.CVE-2021-46050Webassembly · 0.8% likely

    CWE-770

  8. A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::visitRethrow(wasm::Rethrow*).CVE-2021-46055Webassembly · 0.7% likely

    CWE-617

  9. A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions.CVE-2021-46048Webassembly · 0.7% likely

    CWE-617

  10. WebAssembly wabt binary-reader-interp.cc OnDataCount resource consumptionCVE-2025-6274WebAssembly · CVSS 3.3 · 0.2% likely

    CWE-400

  11. WebAssembly wabt binary-reader-objdump.cc LogOpcode assertionCVE-2025-6273WebAssembly · CVSS 3.3 · 0.2% likely

    CWE-617

  12. WebAssembly Binaryen BrOn wasm-ir-builder.cpp makeBrOn assertionCVE-2026-8257WebAssembly · CVSS 3.3 · 0.2% likely

    CWE-617

exploited in the wildcheck availableringed, named or not: CyberSIXT has reported on it

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.