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CVE-2025-69261

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Date: December 30, 2025

WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in "WasmEdge/include/runtime/instance/memory.h" can wrap, causing "checkAccessBound()" to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-69261
https://github.com/WasmEdge/WasmEdge/security/advisories/GHSA-89fm-8mr7-gg4m
https://github.com/WasmEdge/WasmEdge/commit/37cc9fa19bd23edbbdaa9252059b17f191fa4d17
https://www.mend.io/vulnerability-database/CVE-2025-69261

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

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Upgrade Version

Upgrade to version https://github.com/WasmEdge/WasmEdge.git - 0.16.0-alpha.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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