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CVE-2026-85451

7.1 · HIGH

MOOS core-moos through 10.4.0 contains a remote process termination vulnerability in the SuicidalSleeper component that uses a hard-coded passphrase for multicast command authorization.

Published Sep 3, 2026themoosCWE-798EPSS 0.36%

Overview

CVE-2026-85451 is a high-severity vulnerability affecting themoos core-moos. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

MOOS core-moos through 10.4.0 contains a remote process termination vulnerability in the SuicidalSleeper component that uses a hard-coded passphrase for multicast command authorization. Any multicast-reachable peer can enumerate MOOS processes and send termination commands to trigger process shutdown by exploiting the default multicast group and port with the known passphrase.

Remediation

Check the references section for vendor advisories and patches from themoos. Update core-moos to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
themooscore-moos>= 0, < 10.4.0Affected

References

GitHubgithub.com/themoos/core-moosGitHubgithub.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core/libMOOS/Comms/SuicidalSleeper.cpp#L45GitHubgithub.com/themoos/core-moos/commit/488806a07db9f21eea124f48a9c0392f058f01dcGitHubgithub.com/themoos/core-moos/pull/85Refwww.vulncheck.com/advisories/moos-core-moos-through-10.4.0-remote-process-termination-via-hard-coded-multicast-passphrase

How CyberStrike helps

Frequently asked questions

What is CVE-2026-85451?

CVE-2026-85451 is a high-severity vulnerability affecting themoos core-moos. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2026-85451?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-85451?

Check the references section for vendor advisories and patches from themoos. Update core-moos to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-85451?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-85451 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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