CVE-2026-71283
Medium
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")).
SeverityMedium
CVSS4.9
Exploit probability—
ProductFledge
PublishedAug 5, 2026
First seenAug 5, 2026
Weakness typeCWE-22Path traversal
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| fledge-iot fledge | v ≤ 3.1.0 | — |
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