---
id: CVE-2026-85426
title: >-
  MOOS-IvP uMemWatch through 24.8.1 constructs shell commands from
  attacker-chosen MOOS client names without sanitization
summary: >-
  MOOS-IvP uMemWatch through 24.8.1 constructs shell commands from
  attacker-chosen MOOS client names without sanitization. Attackers can inject
  shell metacharacters into client names to execute arbitrary commands as the
  uMemWatch process u…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
published: '2026-09-03'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T20:07:17.943'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85426'
references:
  - url: 'https://github.com/moos-ivp/moos-ivp'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/moos-ivp/moos-ivp/blob/1de9ae146cd63c209e8c3fd81611a4ed2472971b/ivp/src/uMemWatch/MemWatch.cpp#L182
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/moos-ivp/moos-ivp/commit/0b2bd991b0ca7139b1edcf271473d33e7eccfc20
    label: disclosure@vulncheck.com
  - url: 'https://github.com/moos-ivp/moos-ivp/pull/121'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/moos-ivp-through-24.8.1-umemwatch-command-injection-via-moos-client-names
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00922
epssPercentile: 0.58695
ingestedAt: '2026-09-08T20:10:03.161Z'
---

## Overview

MOOS-IvP uMemWatch through 24.8.1 constructs shell commands from attacker-chosen MOOS client names without sanitization. Attackers can inject shell metacharacters into client names to execute arbitrary commands as the uMemWatch process user through unquoted redirection targets in system calls.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.