CVE-2026-86097: PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select

Published Sep 4, 2026
·
Updated

PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in paramsetdefaultfile() and paramsetbackupfile() functions that allows attackers to crash the autopilot process. Attackers can invoke 'param select' or 'param select-backup' commands with no path argument from any PX4 shell to trigger the crash.

Affected Software

1 affected component
PX4 PX4 autopilot<=1.17.0

Event History

Sep 4, 2026
CVE Published
via MITRE·10:38 PM
Data Sourced
via MITRE·10:38 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What level of access does an attacker need to trigger the crash?

No authentication or privileges are required, but the attacker must be able to run commands from a PX4 shell. They can trigger the issue by invoking `param select` or `param select-backup` without a path argument.

2

What is the operational impact of successful exploitation?

Successful exploitation crashes the autopilot process, resulting in a denial-of-service condition. The provided data does not indicate confidentiality or integrity impact.

3

Which versions are known to be affected?

PX4 Autopilot versions through 1.17.0 are affected. The provided information does not identify the first fixed release.

Contact

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