CVE-2026-38971

EUVD-2026-41475
ardupilot through Plane-4.6.3 was found to contain an out-of-bounds read issue in libraries/GCS_MAVLink/GCS_serial_control.cpp in GCS_MAVLINK::handle_serial_control().
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 41.13%
Affected Products (NVD)
VendorProductVersion
ardupilotarduplane
𝑥
≤ 4.6.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://gist.github.com/quart27219/6bfcc615f89fb493d02aad480704593b
https://github.com/ArduPilot/ardupilot
https://github.com/ArduPilot/ardupilot/issues/32524
https://github.com/ArduPilot/ardupilot/pull/32587
https://github.com/ArduPilot/ardupilot/issues/32524