CVE-2026-85428
Medium
Elevated severity or exploit probability.
CVSS base
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.8%
55.4th percentile
CISA KEV
Not listed
Weakness / dates
CWE-306
Published 2026-09-03 · modified 2026-09-14
Description
MOOS core-moos through 10.4.0 contains an authentication bypass vulnerability in the optional MOOSDB HTTP server that allows unauthenticated clients to write variables. Attackers can send HTTP requests with variable names and values to the MOOSDB HTTP server port to modify MOOS variables including actuator and override commands without authentication.
References
- https://github.com/themoos/core-moos
- https://github.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core/libMOOS/DB/HTTPConnection.cpp#L196
- https://github.com/themoos/core-moos/commit/7e3aecdbf5fe47980ea9399340c77940991a6fa5
- https://github.com/themoos/core-moos/pull/77
- https://www.vulncheck.com/advisories/moos-core-moos-through-10.4.0-moosdb-http-server-unauthenticated-variable-write