CVE-2025-64704: webassembly micro runtime before 2.4.4 (exclusive); +1 more affected products

CVE-2025-64704. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00188 (percentile 0.07883), scored 17-Oct-2026.

Affected technology

webassembly micro runtime · before 2.4.4 (exclusive)
bytecodealliance

wasm-micro-runtime · < 2.4.4
bytecodealliance

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · No privileges required · User interaction required

Attack conditions (NVD, CVSS 3.1): Local · No privileges required · User interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 4.7/10) rates confidentiality and integrity impact as none; availability impact as high. NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 18-Oct-2026 20:24 UTC

CWE: CWE-754
CCR priority: 22.0 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00188 · percentile 0.07883 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 20:23:06.032219+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-64704.html