CVE-2026-86096CWE-416

CVE-2026-86096

Medium · published September 5, 2026

CVSS v3.1
5.9
EPSS
0%
Percentile
25.0
In the wild
Unconfirmed
What it is

PX4 Autopilot through 1.17.0 contains a use-after-free vulnerability in TemperatureCalibration::start() due to a race condition between task spawning and object deletion. Attackers can trigger the calibration process via shell commands to write to freed heap memory, corrupting unrelated objects or allocator metadata and destabilizing heap operations.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
CVSS v4.0
6.0 · CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
EPSS
0.00332 · 25.0th percentile
Weakness
CWE-416 · Use After Free
Published
2026-09-05T03:18Z
References (5)
https://github.com/PX4/PX4-Autopilot · [email protected]https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/modules/temperature_compensation/temperature_calibration/task.cpp · [email protected]https://github.com/PX4/PX4-Autopilot/commit/b182e523d154fe029a49b48bb5f9d3d6693bc6bb · [email protected]https://github.com/PX4/PX4-Autopilot/pull/28487 · [email protected]https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-use-after-free-via-temperature-calibration-task-startup · [email protected]
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 22:38Z
    PX4 Autopilot through 1.17.0 Use-After-Free via Temperature Calibration Task Startup
    cvelistv5