CVE-2026-85425
CVE-2026-85425
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.
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-2026-85425?
- CVE-2026-85425 is a critical-severity vulnerability, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-09-03.
- How severe is CVE-2026-85425?
- Critical severity. CVSS v3 base score is 9.8 out of 10.