CVE-2026-71283CWE-22path-traversal

CVE-2026-71283

Medium · published August 5, 2026

CVSS v3.1
4.9
EPSS
0%
Percentile
36.3
In the wild
Unconfirmed
What it is

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")).

The record
Technical detail
CVSS v3.1
4.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00434 · 36.3th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-08-05T17:24Z
References (2)
https://github.com/fledge-iot/fledge · 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2chttps://github.com/fledge-iot/fledge/blob/main/python/fledge/services/core/api/backup_restore.py · 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
EPSS history
Timeline
  • 05 AUG 12:26Z
    Fledge IoT Gateway Backup Restore Tar Path Traversal
    cvelistv5