VULNERABILITY INTELLIGENCE

CVE-2026-85425

CVSS score9.8 CRITICAL
EPSS probability1.78%
CISA KEVNot currently listed
Published2026-09-03
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • disclosure@vulncheck.com: CWE-78

Primary references