Vulnerability · Published Sep 8, 2026 · Assigned by VulnCheck
CVE-2026-86714PX4 Autopilot through 1.17.0 Stack Buffer Over-read via netman
Medium 5.4
In plain English
A medium-severity out-of-bounds read in PX4-Autopilot from PX4. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.3%top 73.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| PX4 | PX4-Autopilot | 0 – through 1.17.0 |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
References
- Fix Pull Request patch, issue-tracking
- Patch Commit patch
- https://github.com/PX4/PX4-Autopilot product
- save() writes snprintf()'s would-be length past line[81], v1.17.0 technical-description
- VulnCheck Advisory: PX4 Autopilot through 1.17.0 Stack Buffer Over-read via netman third-party-advisory