CVE-2026-85443
High
Description
MOOS core-moos through 10.4.0 contains a denial of service vulnerability in MOOSCommServer::ListenLoop() where the accept thread performs a blocking receive without timeout during the wire-protocol handshake. An attacker can open a TCP connection to the MOOSDB port and send no data, causing the accept thread to block indefinitely while holding the socket-list lock, preventing all subsequent client connections.
SeverityHigh
CVSS7.5
Exploit probability—
ProductThemoos Core-moos
PublishedSep 3, 2026
First seenSep 3, 2026
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- themoos core-moos10.4.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| themoos core-moos | v < 10.4.0 | 10.4.0 |
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