CVE-2026-85425

CRITICALCVSS 9.8/10EPSS 1.44%

Last modified

CVE-2026-85425 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
MitMoos-Ivp<= 24.8.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is 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.
How severe is CVE-2026-85425?
CVE-2026-85425 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.
How do I fix CVE-2026-85425?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST