Out-of-Bounds Affecting wabt package, versions *


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.19% (9th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-WABT-14851172
  • published3 Jan 2026
  • disclosed1 Jan 2026

Introduced: 1 Jan 2026

CVE-2025-15412  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable wabt.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wabt package and not the wabt package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. Unfortunately, the project has no active maintainer at the moment. In a reply to the issue report somebody recommended to the researcher to provide a PR himself.

CVSS Base Scores

version 3.1