---
title: "CVE-2025-15411\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2025-15411?format=md
keywords: index, follow
---

# CVE-2025-15411

Publication date 1 January 2026

Last updated 11 September 2026

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**5.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2025-15411?format=md#impact-score)

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## Description

A weakness has been identified in WebAssembly wabt up to 1.0.39. This
vulnerability affects the function wabt::AST::InsertNode of the file
/src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. This
manipulation causes memory corruption. It is possible to launch the attack
on the local host. The exploit has been made available to the public and
could be used for attacks. 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.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| wabt | 26.04 LTS resolute | Needs evaluation |
| 25.10 questing | Ignored end of life, was needs-triage |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Needs evaluation |
| 22.04 LTS jammy | Needs evaluation |
| 20.04 LTS focal | Needs evaluation |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Severity score breakdown

CVSS version:

CVSS v4.0

[CVSS v4.0](https://ubuntu.com/security/CVE-2025-15411?format=md)
[CVSS v3.0](https://ubuntu.com/security/CVE-2025-15411?format=md)

**Base score**

1.9 · Low

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Attack requirements | None |
  | Privileges required | Low |
  | User interaction | None |
  | Vulnerable system - Confidentiality impact | Low |
  | Vulnerable system - Integrity impact | Low |
  | Vulnerable system - Availability impact | Low |
  | Subsequent system - Confidentiality impact | None |
  | Subsequent system - Integrity impact | None |
  | Subsequent system - Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 1.9 · Low |
  | Base + Threat score | - |
  | Base + Environmental score | - |
  | Base + Threat + Environmental score | - |

**Vector:** CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-15411)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2025-15411)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2025-15411)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2025-15411)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2025-15411>
* <https://github.com/WebAssembly/wabt/issues/2679>
* <https://github.com/oneafter/1208/blob/main/af1>
* <https://vuldb.com/?ctiid.339332>
* <https://vuldb.com/?id.339332>
* <https://vuldb.com/?submit.719825>