CVE-2026-32708

CVE-2026-32708 affects the PX4 Autopilot’s Zenoh uORB subscriber. Before 1.17.0-rc2, it allocates a stack VLQuestion from the incoming payload length without bounds, enabling a remote Zenoh publisher to send an oversized, fragmented message that triggers an unbounded stack allocation and a stack ...

CVE-2026-32706

PX4 autopilot's crsf_rc parser contains a global 64-byte buffer overflow when processing an oversized variable-length known packet prior to 1.17.0-rc2. An adjacent/raw-serial attacker on a CRSF port could trigger memory corruption and crash PX4. Fixed in 1.17.0-rc2. CVSS v3.1 base score 7.1 (High...

CVE-2026-26742

PX4 Autopilot versions 1.12.x–1.15.x have a protection mechanism failure in the Re-arm Grace Period logic. The system applies the in-air emergency re-arm logic to ground scenarios; if a pilot switches to Manual mode and re-arms within 5 seconds of an automatic landing, pre-flight safety checks (i...

CVE-2026-26741

PX4 Autopilot versions 1.12.x–1.15.x contain a logic flaw in the mode-switching mechanism. When switching from Auto to Manual while the drone is ARMED (post-landing and before automatic disarm via COM_DISARM_LAND), there is no throttle-threshold safety check on the physical throttle stick. This c...