Out-of-bounds Read in Px4 Px4-Autopilot
CVE-2026-86714
PX4 Autopilot through 1.17.0 contains a stack buffer over-read vulnerability in the netman system command that fails to validate interface name length. Attackers can supply interface names of 74 bytes or more via the -i option to read beyond buffer boundaries, leaking stack memory to console output or writing it into persistent network configuration files.
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (issue-tracking, patch)
- disclosure@vulncheck.com (patch)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-86714?
- CVE-2026-86714 is a medium-severity vulnerability in Px4 Px4-Autopilot, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2026-09-08.
- How severe is CVE-2026-86714?
- Medium severity. CVSS v3 base score is 5.4 out of 10.