CVE-2026-85425 PUBLISHED

MOOS-IvP through 24.8.1 iSay Command Injection via SAY_MOOS

Assigner: VulnCheck
Reserved: 03.09.2026 Published: 03.09.2026 Updated: 03.09.2026

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.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	moos-ivp
Product	moos-ivp
Versions	Default: unaffected affected from 0 to 24.8.1 (incl.)

Credits

Vlatko Kosturjak finder

References

Problem Types

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE