CVE-2026-86096: PX4 PX4-Autopilot

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

PX4 Autopilot through 1.17.0 contains a use-after-free vulnerability in TemperatureCalibration::start() due to a race condition between task spawning and object deletion. Attackers can trigger the calibration process via shell commands to write to freed heap memory, corrupting unrelated objects or allocator metadata and destabilizing heap operations.

Affected products

• PX4 PX4-Autopilot: up to and including 1.17.0

Published 2026-09-04. Last modified 2026-09-10.