# CVE-2026-86714

## Summary

- **CVE ID:** CVE-2026-86714
- **Severity:** MEDIUM
- **CVSS Score:** 5.4 (CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N)
- **CWE:** CWE-125
- **Published:** Sep 8, 2026
- **Last Modified:** Sep 14, 2026

## 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

- PX4 — PX4-Autopilot (0)

## References

- [CNA](https://github.com/PX4/PX4-Autopilot/pull/28483)
- [CNA](https://github.com/PX4/PX4-Autopilot/commit/fec216e9d716d96d93b9d882b0c9cf00db3c6810)
- [CNA](https://github.com/PX4/PX4-Autopilot)
- [CNA](https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/systemcmds/netman/netman.cpp)
- [CNA](https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-stack-buffer-over-read-via-netman)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.21%
- **EPSS Percentile:** 11.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._