CVE-2025-64704

MEDIUM
2025-11-25 [email protected]
4.7
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:23 vuln.today
PoC Detected
Dec 03, 2025 - 18:50 vuln.today
Public exploit code
CVE Published
Nov 25, 2025 - 23:15 nvd
MEDIUM 4.7

Tags

Information Disclosure Webassembly Micro Runtime

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.

Analysis

WebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Rated medium severity (CVSS 4.7), this vulnerability is no authentication required. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified under CWE-754. 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. Affected products include: Bytecodealliance Webassembly Micro Runtime. Version information: version 2.4.4.

Affected Products

Bytecodealliance Webassembly Micro Runtime.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +24
POC: +20

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CVE-2025-64704 vulnerability details – vuln.today
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