{"id":"CVE-2026-71283","state":"PUBLISHED","title":"Fledge IoT Gateway Backup Restore Tar Path Traversal","description":"Fledge's backup-restore upload handler, upload_backup (python/fledge/services/core/api/backup_restore.py), calls tarfile.extractall(temp_path) on an admin-uploaded tar archive with no filter argument and no per-member path validation. Requires the admin role (@has_permission(\"admin\")).","publishedAt":"2026-08-05T12:26:29.146Z","updatedAt":"2026-08-10T11:47:08.697Z","severity":{"score":4.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","source":"TuranSec"},"assigner":"TuranSec","products":["fledge-iot fledge"],"affected":[{"vendor":"fledge-iot","product":"fledge","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.1.0","versionType":"semver"}],"programFiles":["python/fledge/services/core/api/backup_restore.py"]}],"references":["https://github.com/fledge-iot/fledge","https://github.com/fledge-iot/fledge/blob/main/python/fledge/services/core/api/backup_restore.py"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71283.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71283","state":"PUBLISHED","datePublished":"2026-08-05T12:26:29.146Z","dateUpdated":"2026-08-10T11:47:08.697Z","assignerShortName":"TuranSec","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateReserved":"2026-08-05T12:23:34.968Z"},"containers":{"cna":{"title":"Fledge IoT Gateway Backup Restore Tar Path Traversal","descriptions":[{"lang":"en","value":"Fledge's backup-restore upload handler, upload_backup (python/fledge/services/core/api/backup_restore.py), calls tarfile.extractall(temp_path) on an admin-uploaded tar archive with no filter argument and no per-member path validation. Requires the admin role (@has_permission(\"admin\"))."}],"affected":[{"vendor":"fledge-iot","product":"fledge","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.1.0","versionType":"semver"}],"programFiles":["python/fledge/services/core/api/backup_restore.py"]}],"references":[{"url":"https://github.com/fledge-iot/fledge","tags":["third-party-advisory"]},{"url":"https://github.com/fledge-iot/fledge/blob/main/python/fledge/services/core/api/backup_restore.py","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","baseScore":4.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22","type":"CWE"}]}],"providerMetadata":{"shortName":"TuranSec","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateUpdated":"2026-08-10T11:47:08.697Z"},"credits":[{"lang":"en","value":"Alibek Baxtiyorov","type":"finder"}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-05T12:26:29.146Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T15:52:56.335077Z","id":"CVE-2026-71283","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-05T15:53:15.435Z"}}]}}}