SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-64704

WebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime.

MEDIUM 5.5EPSS 0.19%

Does this matter?

Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own.

Description

WebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Prior to version 2.4.4, WAMR is susceptible to a segmentation fault in v128.store instruction. This issue has been patched in version 2.4.4.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.19% probability · 9th percentile
CISA KEV
Not listed
Weakness
CWE-754
Affected
bytecodealliance/webassembly micro runtime
Source
security-advisories@github.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.