CVE-2026-85424

Summary

MOOS core-moos through 10.4.0 lacks authentication in the wire protocol, allowing unauthenticated clients to connect with full publish, subscribe, and database clear privileges. Attackers can bypass the compile-time protocol string check and connect with arbitrary client names to execute privileged operations including DB_CLEAR which resets all variables and clears client mail queues.

Affected Software

Weaknesses

• CWE-306: Missing Authentication for Critical Function

References

• https://github.com/themoos/core-moos/pull/84
• https://github.com/themoos/core-moos/commit/5ff5cdec44242156a168cc1a545a6a21357bd3ac
• https://github.com/themoos/core-moos
• https://github.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core/libMOOS/DB/MOOSDB.cpp#L1163
• https://www.vulncheck.com/advisories/moos-core-moos-through-10.4.0-missing-authentication-for-moosdb-publish-subscribe-and-db-clear

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