CVE-2026-86097

Medium

Description

PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in param_set_default_file() and param_set_backup_file() 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.

SeverityMedium

CVSS6.5

Exploit probability—

ProductPX4-Autopilot

PublishedSep 4, 2026

First seenSep 4, 2026

Weakness typeCWE-476NULL pointer dereference

How to fix

Patches

github.com/PX4/PX4-Autopilot/pull/28475
github.com/PX4/PX4-Autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6

Affected products

Product	Affected versions	Fixed in
PX4 PX4-Autopilot	v ≤ 1.17.0	—

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