CVE-2025-64704
4.7 · MEDIUMOverview
CVE-2025-64704 is a medium-severity vulnerability affecting bytecodealliance webassembly_micro_runtime. It was published on November 25, 2025 and has a CVSS 3.1 base score of 4.7 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from bytecodealliance. Update webassembly_micro_runtime to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| bytecodealliance | webassembly_micro_runtime | >= 0, < 2.4.4 | Affected |
Frequently Asked Questions
What is CVE-2025-64704?
CVE-2025-64704 is a medium-severity vulnerability affecting bytecodealliance webassembly_micro_runtime. It was published on November 25, 2025 and has a CVSS 3.1 base score of 4.7 (MEDIUM).
How severe is CVE-2025-64704?
This vulnerability has a CVSS 3.1 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-64704?
Check the references section for vendor advisories and patches from bytecodealliance. Update webassembly_micro_runtime to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-64704?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-64704 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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