PX4 Autopilot up to 1.17.0 Param param_set_default_file/param_set_backup_file null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k1.22+

Summaryinfo

A vulnerability labeled as problematic has been found in PX4 Autopilot up to 1.17.0. This affects the function param_set_default_file/param_set_backup_file of the component Param. The manipulation results in null pointer dereference. This vulnerability is reported as CVE-2026-86097. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in PX4 Autopilot up to 1.17.0. It has been classified as problematic. Affected is the function param_set_default_file/param_set_backup_file of the component Param. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:

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.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-86097 since 09/05/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/04/2026 VulDB entry created
09/05/2026 +0 days Advisory disclosed
09/05/2026 +0 days CVE reserved
09/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-86097 (🔒)
GCVE (CVE): GCVE-0-2026-86097
GCVE (VulDB): GCVE-100-399192

Entryinfo

Created: 09/05/2026 01:05
Changes: 09/05/2026 01:05 (75)
Complete: 🔍
Cache ID: 216::103

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