{"id":"CVE-2026-26742","aliases":["EUVD-2026-10754","GHSA-r53q-gcfw-q36c"],"status":"published","title":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re...","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00294,"percentile":0.22238,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-03-10T00:00:00Z","modified":"2026-10-28T02:30:21Z","products":[{"vendor":"dronecode","product":"px4_drone_autopilot"}],"references":[{"url":"https://github.com/npuwyw/PX4-Autopilot/blob/audit-v1.12.3-mode-transition-logic-flaw/PX4_Autopilot_Mode_Switching_Logic_Vulnerability.md","tags":["Exploit","Mitigation","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26742","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-r53q-gcfw-q36c"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26742.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-26742","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","status":"published","published":"2026-03-10T00:00:00Z","modified":"2026-03-11T14:51:09.728Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T13:38:32.13011Z"}],"euvd":[{"id":"EUVD-2026-10754","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","status":"published","published":"2026-03-10T00:00:00Z","modified":"2026-03-11T14:51:09Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:25:37.250097Z"}],"ghsa":[{"id":"GHSA-r53q-gcfw-q36c","title":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re...","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","status":"published","published":"2026-03-10T21:32:15Z","modified":"2026-03-11T15:31:47Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:06:33.767052Z"}],"nvd":[{"id":"CVE-2026-26742","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","status":"published","published":"2026-03-10T19:17:17.28Z","modified":"2026-06-17T10:26:18.99Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:08.98071Z"}],"osv":[{"id":"CVE-2026-26742","description":"PX4 Autopilot versions 1.12.x through 1.15.x contain a protection mechanism failure in the \"Re-arm Grace Period\" logic. The system incorrectly applies the in-air emergency re-arm logic to ground scenarios. If a pilot switches to Manual mode and re-arms within 5 seconds (default configuration) of an automatic landing, the system bypasses all pre-flight safety checks, including the throttle threshold check. This allows for an immediate high-thrust takeoff if the throttle stick is raised, leading to loss of control.","status":"published","published":"2026-03-10T00:00:00Z","modified":"2026-10-28T02:30:21.801966862Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:59.80315Z"}]}}