Path Traversal in Samsung Smart Switch

CVE-2026-21005

Path traversal in Smart Switch prior to version 3.7.69.15 allows adjacent attackers to overwrite arbitrary files with Smart Switch privilege.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-21005: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-21005?
CVE-2026-21005 is a medium-severity vulnerability in Samsung Smart Switch, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-03-16.
How severe is CVE-2026-21005?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2026-21005 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.