{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86097", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-09-04T22:17:33.193Z", "datePublished": "2026-09-04T22:38:47.363Z", "dateUpdated": "2026-09-04T22:38:47.363Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-09-04T22:38:47.363Z"}, "datePublic": "2026-08-31T00:00:00.000Z", "title": "PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select", "descriptions": [{"lang": "en", "value": "PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in param_set_default_file() and param_set_backup_file() functions that allows attackers to crash the autopilot process. Attackers can invoke 'param select' or 'param select-backup' commands with no path argument from any PX4 shell to trigger the crash."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "NULL Pointer Dereference", "cweId": "CWE-476", "type": "CWE"}]}], "affected": [{"vendor": "PX4", "product": "PX4-Autopilot", "defaultStatus": "unaffected", "packageURL": "pkg:github/PX4/PX4-Autopilot", "collectionURL": "https://github.com/PX4/PX4-Autopilot", "repo": "https://github.com/PX4/PX4-Autopilot", "versions": [{"version": "0", "lessThanOrEqual": "1.17.0", "status": "affected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:px4:autopilot:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.17.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/PX4/PX4-Autopilot/pull/28475", "tags": ["patch", "issue-tracking"], "name": "Fix Pull Request"}, {"url": "https://github.com/PX4/PX4-Autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/PX4/PX4-Autopilot", "tags": ["product"]}, {"url": "https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/lib/parameters/parameters.cpp", "tags": ["technical-description"], "name": "param_set_default_file()/param_set_backup_file() unguarded strcmp, v1.17.0"}, {"name": "VulnCheck Advisory: PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-param-select"}], "credits": [{"lang": "en", "value": "Xiaoyang Chen", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://github.com/PX4/PX4-Autopilot", "defaultStatus": "unaffected", "packageURL": "pkg:github/PX4/PX4-Autopilot", "product": "PX4-Autopilot", "repo": "https://github.com/PX4/PX4-Autopilot", "vendor": "PX4", "versions": [{"lessThanOrEqual": "1.17.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in param_set_default_file() and param_set_backup_file() functions that allows attackers to crash the autopilot process. Attackers can invoke 'param select' or 'param select-backup' commands with no path argument from any PX4 shell to trigger the crash."}], "id": "CVE-2026-86097", "lastModified": "2026-09-04T23:18:03.547", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-09-04T23:18:03.547", "references": [{"source": "[email protected]", "url": "https://github.com/PX4/PX4-Autopilot"}, {"source": "[email protected]", "url": "https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/lib/parameters/parameters.cpp"}, {"source": "[email protected]", "url": "https://github.com/PX4/PX4-Autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6"}, {"source": "[email protected]", "url": "https://github.com/PX4/PX4-Autopilot/pull/28475"}, {"source": "[email protected]", "url": "https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-param-select"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "[email protected]", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.17.0]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "PX4-Autopilot", "source": "cna", "vendor": "PX4"}, "product": "autopilot", "vendor": "px4"}], "created": "2026-09-04T23:30:06.519537+00:00", "updated": "2026-09-05T01:45:17.352829+00:00", "vendors": ["px4", "px4$PRODUCT$autopilot"]}