Security Advisory
CVE-2026-85425
9.8
CRITICAL
Vulnerability 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.
Published Date
September 3, 2026
Official Source
NIST NVD Advisory