Vulnerability in Bytecodealliance Wasm-micro-runtime

CVE-2025-54126

The WebAssembly Micro Runtime's (WAMR) iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface (WASI) and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an…

EPSS: 0.006 (44.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-54126?
CVE-2025-54126 is a medium-severity vulnerability in Bytecodealliance Wasm-micro-runtime, classified under Exposure of Resource to Wrong Sphere. CVSS score: 5.3/10. Published 2025-07-29.
How severe is CVE-2025-54126?
Medium severity. CVSS v3 base score is 5.3 out of 10.