bytecodealliance Latest High & Critical Vulnerabilities

Latest High & Critical vulnerabilities published by bytecodealliance

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15 May 2025

Symlink Following Vulnerability in WebAssembly Micro Runtime on Windows
CVE-2025-43853
BytecodeallianceWasm-micro-runtime7HIGH

8 November 2024

Privilege Escalation Vulnerability in Bytecode Alliance Wasm Micro Runtime
CVE-2024-25431
BytecodeallianceWebassembly Micro Runtime7.8HIGH

22 November 2023

Heap Overflow Vulnerability in Bytecode Alliance Wasm-Micro-Runtime
CVE-2023-48105
BytecodeallianceWebassembly Micro Runtime7.5HIGH

8 March 2023

Guest-controlled out-of-bounds read/write on x86_64 in wasmtime
CVE-2023-26489
BytecodeallianceWasmtime10CRITICAL

10 November 2022

Wasmtime vulnerable to data leakage between instances in the pooling allocator
CVE-2022-39393
BytecodeallianceWasmtime8.6HIGH

31 March 2022

Use after free in Wasmtime
CVE-2022-24791
BytecodeallianceWasmtime8.1HIGH

30 November 2021

Use After Free in lucet
CVE-2021-43790
BytecodeallianceLucet8.5HIGH

24 May 2021

Memory access due to code generation flaw in Cranelift module
CVE-2021-32629
BytecodeallianceWasmtime7.2HIGH