{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-104102", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-01T18:05:14.173Z", "datePublished": "2026-10-12T18:32:00.821Z", "dateUpdated": "2026-10-12T18:32:00.821Z"}, "containers": {"cna": {"title": "copyparty FTP: upload outside defined volumes (limited path traversal)", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9"}, {"name": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9", "tags": ["x_refsource_MISC"], "url": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9"}, {"name": "https://github.com/9001/copyparty/commit/b331bb1c8c8cc306b91e4d94221969335a7a3e86", "tags": ["x_refsource_MISC"], "url": "https://github.com/9001/copyparty/commit/b331bb1c8c8cc306b91e4d94221969335a7a3e86"}, {"name": "https://github.com/9001/copyparty/releases/tag/v1.20.19", "tags": ["x_refsource_MISC"], "url": "https://github.com/9001/copyparty/releases/tag/v1.20.19"}], "affected": [{"vendor": "9001", "product": "copyparty", "versions": [{"version": "< 1.20.19", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-12T18:32:00.821Z"}, "descriptions": [{"lang": "en", "value": "copyparty is a portable file server. Prior to 1.20.19, FTP upload path handling does not confine destinations to configured copyparty volumes. When FTP or FTPS is explicitly enabled, a low-privileged authenticated user can submit traversal paths during upload to create a new file outside configured volumes wherever the copyparty process has write permission. The attacker cannot read or overwrite files, the output name receives a randomized suffix, and copyparty does not execute the file; however, unrelated software on the same host could process the newly created file. This issue is fixed in version 1.20.19."}], "source": {"advisory": "GHSA-phv8-wgjp-g4p9", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "copyparty", "vendor": "9001", "versions": [{"status": "affected", "version": "< 1.20.19"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "copyparty is a portable file server. Prior to 1.20.19, FTP upload path handling does not confine destinations to configured copyparty volumes. When FTP or FTPS is explicitly enabled, a low-privileged authenticated user can submit traversal paths during upload to create a new file outside configured volumes wherever the copyparty process has write permission. The attacker cannot read or overwrite files, the output name receives a randomized suffix, and copyparty does not execute the file; however, unrelated software on the same host could process the newly created file. This issue is fixed in version 1.20.19."}], "id": "CVE-2026-104102", "lastModified": "2026-10-12T19:16:36.847", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.3, "baseSeverity": "MEDIUM", "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": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/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": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-12T19:16:36.713", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/commit/b331bb1c8c8cc306b91e4d94221969335a7a3e86"}, {"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/releases/tag/v1.20.19"}, {"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9"}, {"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/security/advisories/GHSA-phv8-wgjp-g4p9"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.20.19)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "copyparty", "source": "cna", "vendor": "9001"}, "product": "copyparty", "vendor": "9001"}], "created": "2026-10-12T19:30:06.480622+00:00", "updated": "2026-10-12T21:30:17.955907+00:00", "vendors": ["9001", "9001$PRODUCT$copyparty"]}