{"id":"CVE-2026-86096","title":"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","summary":"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 t…","severity":"medium","cvss":5.9,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H","cwe":["CWE-416"],"vendor":"PX4","product":"PX4-Autopilot","affected":["PX4-Autopilot <= 1.17.0"],"published":"2026-09-04","updated":"2026-09-10","sourceUpdated":"2026-09-10T16:18:01.297","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86096","references":[{"url":"https://github.com/PX4/PX4-Autopilot","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/modules/temperature_compensation/temperature_calibration/task.cpp","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/commit/b182e523d154fe029a49b48bb5f9d3d6693bc6bb","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/pull/28487","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-use-after-free-via-temperature-calibration-task-startup","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-10T14:19:15.902455Z"},"ingestedAt":"2026-09-14T08:39:46.561Z","epss":0.00219,"epssPercentile":0.12568,"slug":"CVE-2026-86096","body":"## Overview\n\nPX4 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":32,"depthScoreParts":{"impact":32.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}