CVE-2026-85426

CVE-2026-85426

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.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-85426?
CVE-2026-85426 is a critical-severity vulnerability, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-09-03.
How severe is CVE-2026-85426?
Critical severity. CVSS v3 base score is 9.8 out of 10.