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Vulnerability record · CVE-2024-25431 · published 8 November 2024

CVE-2024-25431: Bytecodealliance webassembly micro runtime out-of-bounds read vulnerability

Bytecodealliance · Webassembly Micro Runtime

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the check_was_abi_compatibility function.

7.8 CVSS 3.1 High EPSS 0.63% · top 51.8% CWE-125 · Out-of-bounds read
7.8CVSS 3.1 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the check_was_abi_compatibility function.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/haruki3hhh/bd228e6dcaf8c18140e1074964912b39 Third Party Advisory
https://github.com/bytecodealliance/wasm-micro-runtime/issues/3122 ExploitPatch
https://github.com/bytecodealliance/wasm-micro-runtime/pull/3126 Patch

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2024-27532Bytecodealliance webassembly micro runtime null pointer dereference vulnerabilitywasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) 06df58f is vulnerable to NULL Pointer Dereference in function `block_type_get_result_types.EPSS 0.51%7.5CVE-2024-34251Bytecodealliance webassembly micro runtime out-of-bounds read vulnerabilityAn out-of-bound memory read vulnerability was discovered in Bytecode Alliance wasm-micro-runtime v2.0.0 which allows a remote attacker to cause a den…EPSS 0.76%7.5CVE-2023-48105Bytecodealliance webassembly micro runtime out-of-bounds write vulnerabilityAn heap overflow vulnerability was discovered in Bytecode alliance wasm-micro-runtime v.1.2.3 allows a remote attacker to cause a denial of service v…EPSS 1.0%7.4CVE-2025-64713Bytecodealliance webassembly micro runtime memory buffer overflow vulnerabilityWebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Prior to version 2.4.4, an out-of-bounds array access issue …EPSS 0.33%7.0CVE-2025-43853Bytecodealliance webassembly micro runtime vulnerabilityThe WebAssembly Micro Runtime's (WAMR) iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface (WAS…EPSS 0.28%6.9CVE-2025-54126Bytecodealliance webassembly micro runtime exposure of resource to wrong sphere vulnerabilityThe WebAssembly Micro Runtime's (WAMR) iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface (WAS…EPSS 0.63%6.2CVE-2024-34250Bytecodealliance webassembly micro runtime heap-based buffer overflow vulnerabilityA heap buffer overflow vulnerability was discovered in Bytecode Alliance wasm-micro-runtime v2.0.0 which allows a remote attacker to cause at least a…EPSS 0.33%5.5CVE-2025-64704Bytecodealliance webassembly micro runtime vulnerabilityWebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Prior to version 2.4.4, WAMR is susceptible to a segmentatio…EPSS 0.19%

Source: NIST National Vulnerability Database (record CVE-2024-25431), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.