Critical 9.8Published Sep 3, 2026

CVE-2026-85433MOOS essential-moos through 10.0.1 pShare Unauthorized Runtime Route Reconfiguration

Updated under an hour ago (2026-10-19 07:30 UTC)

Does this affect you?

It affects themoos essential-moos and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for themoos essential-moos

Exploited in the last 30 days

MOOS essential-moos pShare through 10.0.1 fails to properly authorize PSHARE_CMD messages, allowing any publisher to reconfigure network routes and listeners at runtime. Attackers can send crafted PSHARE_CMD messages with cmd=output or cmd=input parameters to open new listeners on arbitrary addresses and redirect or duplicate bus traffic to attacker-controlled destinations.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Sep 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

themoos essential-moos themoos:essential_moos (from the name)	through 10.0.1	CNA record
themoos essential-moos themoos:essential-moos	through 10.0.1	NVD

References

https://github.com/themoos/essential-moos/pull/20issue-tracking, patch, exploit
https://github.com/themoos/essential-moos/commit/8e51cedcbd8de9781adec2e9cce354f51750a547patch
https://github.com/themoos/essential-moosproduct
https://github.com/themoos/essential-moos/blob/b897ea86dba8b61412dc48ac0cfb5ff34cdaf5f6/Essentials/pShare/Share.cpp#L813technical-description, product
https://www.vulncheck.com/advisories/moos-essential-moos-through-10.0.1-pshare-unauthorized-runtime-route-reconfigurationthird-party-advisory, vdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.