Vulnerability in Themoos Core-Moos
CVE-2026-85451
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.001
Affected products
Weakness classification (CWE)
References
- github.com/themoos/core-moos (Product, product)
- github.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core… (technical-description, Patch, Issue Tracking)
- github.com/themoos/core-moos/commit/488806a07db9f21eea124f48a9c0392f058f01dc (Patch, patch, Issue Tracking)
- github.com/themoos/core-moos/pull/85 (issue-tracking, Patch, patch, Issue Tracking)
- www.vulncheck.com/advisories/moos-core-moos-through-10.4.0-remote-process-termi… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-85451?
- CVE-2026-85451 is a high-severity vulnerability in Themoos Core-Moos, classified under Use of Hard-coded Credentials. CVSS score: 7.1/10. Published 2026-09-03.
- How severe is CVE-2026-85451?
- High severity. CVSS v3 base score is 7.1 out of 10.