CVE-2026-85425

Critical

Description

MOOS-IvP iSay through 24.8.1 contains a remote code execution vulnerability in the SAY_MOOS variable handler that passes unsanitized text to a shell command. Attackers can publish SAY_MOOS messages containing backticks or command substitution syntax to execute arbitrary commands as the iSay process user.

SeverityCritical

CVSS9.8

Exploit probability—

ProductMit Moos-ivp

PublishedSep 3, 2026

First seenSep 3, 2026

Weakness typeCWE-78OS command injection

How to fix

Patches

github.com/moos-ivp/moos-ivp/pull/120
github.com/moos-ivp/moos-ivp/commit/ed3a44131fd3e5528602f20adc37ba82273c1cd8

Affected products

Product	Affected versions	Fixed in
mit moos-ivp	v ≤ 24.8.1	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.