Fledge IoT Gateway Backup Restore Tar Path Traversal
Priority LOW 23CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
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")).
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00434 37th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| fledge-iot | fledge | up to 3.1.0 | — | No fix listed | CNA |
- fledge Vendorfledge-iot Affected up to 3.1.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-71283
- 2026-10-03 Alias added: GHSA-qc6r-chrx-m659
References
More fledge-iot vulnerabilities
- TI-2026-49951 Fledge IoT Gateway Backup Restore OS Command Injection via Tar Member Filename CVSS 3.1HIGH 7.2
Sources
- CVE-2026-71283 · CVE Program
- CVE-2026-71283 · NVD
- FIRST EPSS
- GHSA-qc6r-chrx-m659 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences