CVE-2023-26489: Bytecode Alliance Wasmtime Code Execution Vulnerability Vulnerability CVE-2023-26489: Bytecode Alliance Wasmtime Code Execution Vulnerability Do Son March 10, 2023 0 Bytecode Alliance Wasmtime, CVE-2023-26489, with a CVSS3 score of 9.9, is caused by an out-of-bounds read/write on x86_64.