CVE-2026-71283 json
Fledge IoT Gateway Backup Restore Tar Path Traversal
published 2026-08-05 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-53368
- cvss
- 4.9
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
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")).
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N |
Affected products
- fledge-iot fledge
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/fledge-iot/fledge
third-party-advisory
-
github.com
/fledge-iot/fledge/blob/main/python/fledge/services/core/api/backup_restore.py
third-party-advisory
Sources
- CVE List CVE-2026-71283
- NVD CVE-2026-71283
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.