What is CVE-2026-32708?

CVE-2026-32708 is a high-severity vulnerability in Px4 Px4-autopilot, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-03-13.

How severe is CVE-2026-32708?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Px4 Px4-autopilot

CVE-2026-32708

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, the Zenoh uORB subscriber allocates a stack VLA directly from the incoming payload length without bounds. A remote Zenoh publisher can send an oversized fragmented…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (6.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Px4 Px4-autopilot — versions < 1.17.0-rc2

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

https://github.com/PX4/PX4-Autopilot/security/advisories/GHSA-69g4-hcqf-j45p (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-32708?: CVE-2026-32708 is a high-severity vulnerability in Px4 Px4-autopilot, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-03-13.
How severe is CVE-2026-32708?: High severity. CVSS v3 base score is 7.8 out of 10.