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.

Metrics

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Px4
  • Autopilot

No data.

No data.

References
Link Providers
https://github.com/PX4/PX4-Autopilot cve-icon cve-icon
https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/lib/parameters/parameters.cpp cve-icon cve-icon
https://github.com/PX4/PX4-Autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6 cve-icon cve-icon
https://github.com/PX4/PX4-Autopilot/pull/28475 cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-param-select cve-icon cve-icon
History

Tue, 08 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 04 Sep 2026 22:45:00 +0000

Type Values Removed Values Added
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.
Title PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select
First Time appeared Px4
Px4 autopilot
Weaknesses CWE-476
CPEs cpe:2.3:a:px4:autopilot:*:*:*:*:*:*:*:*
Vendors & Products Px4
Px4 autopilot
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-04T22:38:47.363Z

Updated: 2026-09-08T13:02:26.613Z

Reserved: 2026-09-04T22:17:33.193Z

Link: CVE-2026-86097

cve-icon Vulnrichment

Updated: 2026-09-08T13:02:22.380Z

cve-icon NVD

Status : Received

Published: 2026-09-04T23:18:03.547

Modified: 2026-09-08T14:17:30.137

Link: CVE-2026-86097

cve-icon Redhat

No data.